Phenomenological Environmental Storytelling: A Design Framework for Subjective Psychosis in Interactive Media

The translation of phenomenological psychopathology into interactive virtual environments requires a fundamental departure from traditional, reductionist mechanics such as "sanity meters" or generic supernatural horror tropes. By shifting the design focus toward the foundational structures of consciousness—specifically ipseity disturbance, aberrant salience, and double bookkeeping—interactive media can accurately reconstruct the lived world (lifeworld) of a character experiencing psychosis1. This exhaustive report provides an expert-level, actionable framework for rendering these subjective states in a playable, navigable format without relying on the game's underlying code or architecture. The objective is to map the erosion of the character's "minimal self" onto the environment's state machine, rendering engine, and narrative structures, ensuring the character’s internal reality remains internally coherent, emotionally grounded, and fundamentally separate from the objective fictional mechanics of the game's overarching narrative, specifically the "portal"5. The integration of established clinical instruments, such as the Examination of Anomalous Self-Experience (EASE) and the Examination of Anomalous World Experience (EAWE), forms the bedrock of this design methodology8.

Part I: Phenomenological Lenses of the Character’s Experience

To effectively reconstruct the character's lived world, the environmental design and the overarching level architecture must be filtered through ten distinct phenomenological lenses. These lenses translate the clinical realities of psychosis into systemic, environmental, and interactive mechanics, avoiding the stigmatizing pitfall of positioning mental illness as a narrative antagonist11.

1\. Basic Self-Experience and the Sense of "Mineness"

The concept of the "minimal self," or ipseity, refers to the pre-reflective, tacit dimension of selfhood that provides the implicit first-person perspective underlying all conscious experience1. In schizophrenia spectrum conditions, this seamless attunement between self and world fractures, resulting in ipseity disturbance1. For the character, actions, thoughts, and perceptions lose their inherent sense of "mineness." In interactive design, this foundational disruption must not be depicted as a complete loss of control to an external entity, as that mirrors possession tropes rather than clinical reality. Instead, it must be framed as an experiential gap or a "loss of thought ipseity"7. The player's inputs should feel slightly estranged from the avatar's execution. To achieve this, the environmental storytelling must subtly decouple the player's intent from the character's immediate physical reality. Subtle camera drifts that detach the optical center from the physical avatar can create a spatialized feeling that the character is a passenger in their own body rather than its sole author7. The global neural self-disturbance, often linked to default mode network (DMN) hyperactivation, translates into an environment where the character feels the world is happening to them, rather than being navigated by them18.

2\. Hyperreflexivity of Thoughts, Movements, and Attention

Hyperreflexivity involves an exaggerated, non-volitional self-consciousness where ordinarily implicit aspects of experience—thoughts, bodily sensations, and the mechanics of attention itself—become alien, objectified phenomena1. Instead of simply perceiving the world, the character is forced to perceive their own mechanisms of perception, turning the internal machinery of the mind into an object of forced scrutiny19. In game design, this translates to the "perceptualization of inner speech"16. Rather than utilizing traditional voiceovers for internal monologue, the character's thoughts should be spatialized within the physical environment. If the character considers inspecting a desk, the prompt should not appear in a neat UI element; rather, it should manifest as a physicalized, floating whisper emerging from the desk itself, or as a rapidly fading echo mimicking the phenomenon of "Gedankenlautwerden" (audible thoughts)7. The engine must render the character’s attention as an oppressive, physical force within the room, where the phenomenon of "thought pressure"—multiple trains of thought simultaneously coursing through the head—is represented by an overwhelming cascade of environmental audio and visual cues that interfere with the player's concentration7.

3\. Diminished Sense of Being the Stable Center of Experience

Complementing hyperreflexivity is diminished self-affection, which manifests as a weakened or absent sense of immediate selfhood, leading to a pervasive loss of grip on the world1. The character feels they lack a solid anchor in reality, experiencing a wavering viewpoint where the boundary between self and world becomes experientially blurred1. Environmentally, this means the physics, affordances, and solidity of the world must fluctuate based on the character's cognitive load and stress vulnerability5. If the player remains inactive or is subjected to high-stress stimuli, the environment's affordance-quality decays. Textures may begin to look flat, artificial, or "postcard-like," reflecting the clinical phenomenon of derealization and the loss of natural self-evidence17. The player should experience a profound sense of perplexity (Ratlosigkeit), where common-sense typifications of the world collapse, and ordinary objects lose their pragmatic "readiness-to-hand"17.

4\. Aberrant Salience and the Magnetism of the Mundane

Built on the understanding of a hyperdopaminergic state within the brain, the aberrant salience model explains how neutral details in the environment become intensely, almost violently, important2. The character assigns inappropriate significance to random internal and external stimuli due to a disruption in predictive error (PE) processing22. In interactive design, this is a powerful tool to subvert player expectations. The environment should randomly elevate the visual and audio priority of non-interactive, mundane objects. A crack in the linoleum floor, a specific arrangement of paperclips, or the rhythmic hum of a fluorescent light might temporarily hijack the audio mix and visual focus. By applying intense post-processing—such as chromatic aberration or hyper-saturation—the game tricks the player into believing the object is a critical puzzle clue18. Over time, persistent aberrant PE leads to a hyper-prior state where "anything goes," and the bizarre becomes entirely banal to the character22. This forces the player to share the character’s burden of filtering vital signals from oppressive noise, navigating a fractured hermeneutic field19.

5\. Episode Phase and the Trajectory of the Lived World

The phenomenological experience of psychosis is not a static state; it operates in distinct, evolving phases that must be reflected in the level design pacing. The onset is characterized by uncertainty and the delusional mood (Trema), where the world feels subtly "off" and lighting may appear excessively harsh while geometry remains normal. This builds to revelation (Apophany), marking the sudden, terrifying realization of "meaning" as aberrant salience peaks and the environment demands urgent, though illogical, attention. This is often followed by disorganization, where hyperreflexivity dominates, thoughts block or fade, and navigation becomes arduous as corridors seem to loop or spatial scales distort7. The character may then stabilize into double-track functioning, simultaneously managing the shared reality and the private psychotic reality3. Finally, the episode concludes in exhausted partial lucidity, where environmental mechanics return to normal, but the character's movement speed and stamina are deeply impaired, reflecting the profound metabolic and cognitive drain of the event.

6\. Sensorimotor, Spatial, and Temporal Distortions

Psychosis profoundly alters the lived experience of time and space, fundamentally disintegrating the structures of the lifeworld25. In the realm of temporality, time may lose its forward momentum, becoming fragmented or trapped in an "eternal present" characterized by the ante-festum phenomenon—a state of leaning towards anticipation and foreboding27. The temporal mechanics should reflect this fragmentation: shared-world audio logs may seem to speed up aggressively, while the character's physical movement through a high-stress corridor triggers localized time-dilation, stretching seconds into minutes8. Spatially, the boundaries between the self and the external world blur, resulting in transitivism or the feeling of being invaded by external entities9. The environment must mirror this bodily permeability; the breathing of the character might synchronize with ambient environmental audio, or walls might subtly expand and contract in rhythm with the character's heart rate, creating a claustrophobic fusion of biology and architecture that reflects the EAWE dimension of space and objects8.

7\. Double Bookkeeping: The Dual Reality Framework

Double bookkeeping is the clinical phenomenon wherein individuals simultaneously endorse delusional beliefs while maintaining behavior aligned with shared social reality3. A patient might articulate with absolute conviction that the hospital staff is attempting to poison them, yet they will sit down and eat the provided meal without hesitation3. For level design, this is the master conceptual mechanic. As described by Elyn Saks, the individual's life operates as though it is being lived on two parallel train tracks33. The player must navigate these two simultaneous logic systems. The shared-world relevance demands the player complete a mundane task, such as repairing a server or following a map. Simultaneously, the private-world relevance demands the player appease the delusion, perhaps by avoiding stepping on specific tiles or aligning objects to block perceived surveillance. The player must satisfy the physical constraints and behavioral inertia of the shared reality while balancing the subjective urgency, meaning, and emotional weight of the private reality, illustrating the gap between verbal endorsement and corresponding behavioral action24.

8\. Emotional Truth Underneath the Transformed Environment

The visual and auditory hallucinations experienced by the character are not random, terrifying set pieces; they are the architectural manifestations of the character's emotional truth and past trauma11. Drawing on contemporary therapeutic models, the narrative must treat the psychosis not as a monster to be defeated, but as a severe, protective, or reactive function of the character's consciousness striving to process an unbearable reality11. If the character feels intense guilt over a past failure, the aberrant salience will highlight objects associated with responsibility, surveillance, and decay. The therapeutic and narrative aim is to establish a balance between the character's internal needs and the environmental demands, demonstrating that the character is not inherently pathological, but rather navigating exceptionally difficult circumstances born of isolation and stigma11.

9\. Distinguishing the Objective, Subjective, and Ambiguous

To prevent the interactive experience from devolving into a completely unreliable narrative that frustrates the player, the design must establish clear categorical boundaries between realities. The objective reality encompasses the physical architecture, the presence of NPCs, gravity, and the fictional "portal" mechanic itself. The subjective reality, driven by the ipseity disturbance, dictates the lighting, the audio mix, the texture scaling, and the perceived animacy of inanimate objects. Ambiguity should be strictly reserved for the exact timeline of past traumatic events, the overarching motives of secondary characters, and the spatial logic of the transitional spaces that directly bridge the ordinary world to the portal. This categorization ensures the player can build a mental model of the ruleset while still experiencing the intended psychological friction.

10\. The Fictional Portal Mechanic vs. Real-World Psychosis

The science-fiction or supernatural element of the game—the portal—must operate on rigid, mathematical, and objective game logic, existing firmly as a feature of the shared world. The psychosis is merely the lens through which the character struggles to process it5. The portal does not cause the psychosis, nor does the psychosis grant the character magical abilities to utilize the portal. The portal requires physical proximity, specific geometric alignments, and tangible energy costs. The psychosis, conversely, is fluid, rule-breaking, and deeply personal. Ensuring this strict distinction guarantees that the portrayal of mental illness remains compassionate, recognizable, and scientifically grounded, while the interactive environment retains its necessary structural puzzle elements35.

Part II: Phenomenological Design Deliverables

The following deliverables provide the concrete implementation strategies required to construct the character's lived experience within the game engine, adhering to the phenomenological principles outlined above.

A. Two-Column Map: Shared Reality vs. Character-Experienced Reality

This mapping provides the foundational state-machine logic for the environment. The rendering engine must seamlessly interpolate between these two states based on the character's stress variables, utilizing the EAWE and EASE frameworks to justify the subjective transformations8.

B. Reconstructable World Bible

This section outlines the exact parameters required by the art, audio, and engineering teams to construct the dual-layered environment, ensuring the translation of the EASE and EAWE scales into physical space8. The foundational architecture of the shared reality is brutalist and mundane, composed of concrete, glass, and steel to establish a baseline of modern alienation13. However, the geometry is built on a dynamic mesh. Under the "disorganization" phase of an episode, vertices at the periphery of the player's Field of View (FOV) subtly warp. Hallways exhibit a 5-degree upward incline that does not mathematically exist in the collision mesh, forcing a psychological sense of trudging uphill and reflecting the collapse of the vital drive19. The scale of the world is deeply tied to hyperreflexivity. When the character turns their attention inward, the external world shrinks, creating a macro-lens effect. Small objects, such as a pen or a key, dominate the visual hierarchy, while large architectural features recede into a blurred, inaccessible background, representing a disturbance in the normal salience-pattern17. Materials and textures operate on a spectrum of "vitality." In moments of diminished self-affection, high-resolution textures dynamically down-res to appear flat, painted, or synthetic, directly reflecting the clinical phenomenon of derealization and the loss of natural self-evidence17. Conversely, when aberrant salience spikes, mundane materials like wood grain or linoleum patterns become hyper-detailed, appearing to shift, crawl, or harbor hidden topographies. Lighting is primarily diegetic but behaves defensively. Shadows elongate unnaturally toward the player. The game utilizes heavy contrast (chiaroscuro) during delusional moods to isolate the player in space. Light sources do not simply illuminate the path; they interrogate the character, acting as agents of the perceived surveillance. Audio serves as the primary vector for manifesting ipseity disturbance. The game utilizes binaural audio to spatialize the character's internal monologue outside of their physical body. "Silent thought echoes"—the repetition of a thought before it is fully formed—bounce off physical walls, blurring the line between internal cognition and external reality7. The soundscape is densely layered and oppressive; the player must actively utilize equalizers or specific focus mechanics to isolate shared-reality audio, such as alarms or NPC instructions, from the subjective noise. This auditory overload is paired with synesthetic haptic design. Visual triggers are linked to haptic feedback; a harsh red light triggers a low, buzzing rumble in the controller. The visual distortion of a wall "breathing" is matched with a rhythmic, heartbeat-like haptic pulse, collapsing the boundary between the character's physiological body and the architecture8. Object behavior suffers from a profound "loss of readiness-to-hand"19. A door handle, usually an automatic interaction in standard game design, requires multiple, deliberate button presses, simulating the cognitive breakdown of automatic motor functions and the hyperreflexive need to manually dictate every physical action. Temporally, the environment exhibits severe anisotropy. During high-stress encounters, the engine interpolates animation frames to create localized time-dilation. The player moves through a thick, viscous temporality, trapped in the "ante-festum" state, while environmental hazards, such as closing doors or falling objects, operate at standard speed. This directly reflects the temporal fragmentation and loss of chronological coherence inherent in the schizophrenic lifeworld25.

C. Fifteen Environmental Cues (Scored)

These cues populate the environment. The player must learn to differentiate between what demands objective action (Puzzle Relevance) and what is merely a manifestation of the character's aberrant salience and hyperreflexivity. (Scoring: 1 \= Low, 10 \= Maximum)

D. Three Overlap Objects (Recognizable in Both Realities)

Overlap objects act as the primary anchors for the "double bookkeeping" mechanic. They hold significant, functional weight in the shared reality while simultaneously carrying intense, transformed meaning in the private psychotic reality3. The first overlap object is the Employee ID Badge. In the shared reality, this is an objective, required tool to open electronic doors and progress through the facility. In the private reality, it serves as a profound symbol of identity theft and surveillance. Due to ipseity disturbance, the character perceives the photograph on the badge as shifting, occasionally depicting them with their eyes gouged out or aging rapidly. The player is forced into a double bookkeeping scenario: they must repeatedly use the badge to progress through the physical space, forcing them to actively engage with a terrifying, subjective object despite the behavioral inertia it induces31. The second object is the Medication Bottle. Objectively, taking the medication is a mechanical action that temporarily reduces the intensity of hyperreflexivity and visual distortions on screen. Subjectively, the internal narrative frames the medication as a "poison" or a tool of systemic control designed to silence the character's revelations. The audio mix becomes highly aggressive when the bottle is drawn, with spatialized internal voices screaming at the player not to consume it. The player must intellectually balance the shared-world necessity of stabilizing the game state against the agonizing subjective narrative that the action is harmful, perfectly encapsulating the tension of endorsing a delusional belief while acting contrary to it31. The third object is the Heavy Steel Flashlight. In the objective reality, it is a critical tool for navigating unlit sections of the facility and solving basic optical puzzles. In the private reality, the beam of light acts as a direct catalyst for aberrant salience. Whatever the light touches becomes the immediate focus of a predictive error misfire; mundane objects illuminated by the beam become hyper-detailed, vibrating with inappropriate significance and potentially overwhelming the character's sensory processing22. The player must carefully manage the use of the flashlight, utilizing it just enough to navigate the shared world while avoiding the visual and auditory overload it triggers in the subjective world.

E. One False Lead (Emotionally Meaningful, Not Puzzle-Critical)

The Unsent Letter: Found resting conspicuously on an ordinary desk, the letter appears as an exact replica of a deeply personal, traumatic letter the character wrote to an estranged family member years prior. The engine forces the player's camera to snap to it, mimicking the irresistible pull of aberrant salience23. As the player approaches, the text on the page visually shifts and rewrites itself, accusing the character of cowardice and failure. It feels like the ultimate key to the narrative progression, accompanied by a unique, mournful musical cue and a high-contrast lighting spotlight. However, it contains no door codes, unlocks no pathways, and leads nowhere in the shared reality. It is a pure, physical manifestation of the character's internal guilt objectified into the environment, offering profound narrative insight but zero mechanical utility.

F. One Reliable Clue (Mundane)

The Scuff Marks on the Linoleum: A series of faint, black rubber scuff marks leading around a corner in a sterile hallway. There is no musical swell, no post-processing highlight, and no internal monologue drawing attention to them. In a lifeworld where every flickering light and misplaced paperclip screams for attention due to hyper-priors, the true path forward is indicated by a completely ordinary, easily overlooked detail generated by a physical NPC dragging a heavy object in the shared reality22. The player must learn to suppress the urge to follow the most intense stimuli and instead actively search for the quiet, uncelebrated evidence of the objective world.

G. Six Scene Transformations Tied to Life History

To fulfill the commitment to environmental storytelling, the psychosis must not generate random monsters or generic jump scares, but rather dynamically reshape the architecture to reflect the character's autobiographical memory and trauma. This aligns with therapeutic models that view psychosis as a function of consciousness attempting to process deep-seated fears11.

1. The Clinical Corridor: An ordinary, modern office hallway slowly stretches beyond its physical limits. The cool LED lights shift to a sickly, sterile yellow. The olfactory hallucination of antiseptic is implied through the character's dialogue and coughing. The corporate space has transformed into the psychiatric ward where the character was first hospitalized, manifesting their deep-seated fear of forced confinement and loss of autonomy.
2. The Flooded Archive: While navigating a subterranean concrete basement, encountering a small puddle of water on the floor triggers a severe temporal regression. The ambient audio crossfades into the deafening sound of a thunderstorm. The metal filing cabinets distort to resemble the wooden furniture of the character's childhood home. This scene reflects the unprocessed trauma of the night the character's mother passed away during a severe storm, pulling the past violently into the present25.
3. The Panopticon Atrium: A standard, multi-level corporate lobby transforms spatially. The straight balconies curve inward, forming a cylinder, and the objective security cameras multiply exponentially across the walls. The character feels the physicalized "gaze" of hundreds of unseen observers pressing against their skin. This is a manifestation of the character's profound social paranoia and the traumatic public breakdown they experienced during a critical career moment, illustrating the disruption of intersubjectivity5.
4. The Burning Threshold: A standard, heavy fire door becomes searingly hot to the touch, communicated via intense controller haptics. The ambient audio fills with the crackle of fire and muffled, desperate shouting. The door represents the site of a tragic accident where the character failed to save a colleague. Crossing this mundane threshold requires a sustained, agonizing sequence of button presses, simulating the immense psychological resistance and behavioral block associated with the memory.
5. The Childhood Bedroom (Safe Room): The interior of a high-tech, metal elevator inexplicably takes on the floral wallpaper, warm incandescent lighting, and soft acoustic profile of the character's childhood bedroom. This is not a horror transformation, but a defensive psychological retreat—a momentary, desperate construct of safety generated by an exhausted mind seeking refuge from the unrelenting hyperreflexivity of the episode11.
6. The Argument in the Static: Within a densely packed room of humming server racks, the mechanical noise of the cooling fans slowly crossfades into the muffled, overlapping voices of the character's parents engaged in a violent argument. The servers themselves appear to physically vibrate with the intensity of the shouted words, turning domestic trauma into oppressive industrial architecture and demonstrating the perceptualization of emotional memory17.

H. The Portal Rule Set (Fictional Mechanic)

To ensure the design does not inadvertently claim that psychosis grants supernatural abilities or that mental illness is a magical phenomenon, the science-fiction "Portal" must operate on a strict, objective, and diegetic rule set grounded in the shared reality5.

• Entry Condition: The portal only manifests in areas of extreme electromagnetic density, such as the facility's main reactor or the primary server farm. It requires physical calibration using objective overlap objects, such as aligning three physical laser arrays to a specific mathematical frequency.
• Cost: Activating the portal physically drains the surrounding power grid. Lights blow out, temperatures drop, and the facility goes into an objective, mechanical lockdown. It has a tangible, physical impact on the shared reality that is acknowledged by NPCs.
• Instability: The portal's existence is highly unstable and tethered to the physical world's power supply. It operates on a strict, visible 90-second timer before the electromagnetic field collapses. This provides an objective, external stressor that the player must manage alongside the character's subjective, internal psychological stressors.
• Exit Condition: Exiting the portal dimension requires locating a matching electromagnetic density node on the other side. If the player does not reach the exit node before the timer expires, they are violently ejected back into the shared reality, suffering physical damage to their health metric.
• Return-to-Ordinary-Life Anchor: Upon successfully exiting the portal, the character immediately experiences a grounding event in the shared reality—a loud mechanical alarm, the physical touch of cold water from a ruptured pipe, or an NPC physically grabbing their shoulder. This explicitly reinforces that the portal is a physical traversal, entirely distinct from a psychotic hallucination or a manifestation of the character's mind.

I. Accessibility Alternatives

Designing an interactive experience heavily reliant on audiovisual distortion and sensory overload poses significant accessibility challenges. Drawing from the PERMA model of positive psychology and transformative game design, the following alternatives ensure the experience remains playable and emotionally resonant without compromising the phenomenological depth or causing genuine harm to the player12.

• Audio Alterations (Hyperreflexivity/Voices): For players with auditory processing issues or those prone to severe sensory overload, the spatialized, whispering "voices" can be toggled to a "Visual Echo" mode. Instead of overlapping audio tracks, the character's intrusive thoughts manifest as kinetic typography in the environment, fading in and out of the textures on the walls, allowing for cognitive engagement without acoustic overwhelm.
• Visual Distortions (Derealization/FOV shifts): For players susceptible to motion sickness or vertigo, extreme FOV shifts and non-Euclidean geometry warping can be replaced by a "Texture Decay" setting. The 3D geometry remains stable and navigable, but the materials become noticeably synthetic, desaturated, and flat to simulate the loss of reality grip and diminished self-affection without inducing physical nausea17.
• Motion (Temporal Anisotropy): Time-dilation effects can cause intense disorientation. An accessibility toggle can replace localized time manipulation with a high-contrast "Focus Mode," where the screen darkens except for critical path objects, simulating the intense cognitive tunneling of the episode without altering frame rates or physics engines.
• Haptic Overload: Continuous heartbeat or buzzing haptics can be exhausting or impossible for some players to parse, particularly those with motor or sensory neuropathies. This can be replaced by a subtle, localized vignette effect around the edges of the screen that pulses visually in exact time with the intended haptic feedback, preserving the rhythm of the experience.

J. Scene Rewrites: From Generic Horror to Phenomenological Reality

Scene A: The Hallway Encounter

• Before (Generic Supernatural Horror): The character walks down a dark, grimy hallway. The lights flicker and die. A grotesque monster with long claws jumps out of a locker. A loud jump-scare musical chord plays. The character must draw a weapon and shoot the monster to proceed.
• After (Phenomenological Design \- Boundary Loss & Ipseity): The character walks down a brightly lit, overly sterile hallway. As ipseity disturbance peaks, the character's sense of bodily boundaries dissolves29. The player’s controller inputs become slightly sluggish, simulating the loss of minimal self. The shadows cast by the character’s own body begin to desynchronize from their movements. The character's own breathing sounds as if it is coming from behind them, an externalized bodily experience7. The "monster" is not a creature, but the character's own shadow, which has fully detached and is now mirroring the player's movements with a one-second delay, physically blocking the exit. The player must stop moving, sheathe any items, and utilize a specific breathing mechanic to center the minimal self, waiting patiently for the shadow to re-tether to their avatar before they can walk forward.

Scene B: The Locked Door

• Before (Generic Supernatural Horror): The character needs a key to open a heavy door. A translucent ghost appears, points a skeletal finger to a bloody sigil painted on the wall, and disappears. The key is conveniently hidden behind a loose brick directly under the sigil.
• After (Phenomenological Design \- Aberrant Salience & Double Bookkeeping): The character needs a physical keycard. The room is a cluttered, messy office. Due to a spike in aberrant salience, a completely irrelevant object—a ticking desk fan—commands the camera's attention, glowing with intense post-processing and drowning out all other audio23. The character's internal, spatialized voices scream that the fan is a surveillance device that must be destroyed immediately. The player is forced into a double bookkeeping scenario3: they can choose to smash the fan to quiet the agonizing audio and reduce the visual noise (appeasing the demands of the private reality), but doing so creates an objective loud noise that alerts the facility guards in the shared reality. The actual keycard is sitting, unlit and mundane, on a chair in the corner of the room. The true puzzle is one of attention management, cognitive filtering, and impulse control, requiring the player to navigate the gap between what the environment screams is important and what is objectively required to survive.

Works cited

1. Self-disorder \- Grokipedia, https://grokipedia.com/page/Self-disorder
2. Delusions and the Right Hemisphere: A Review of the Case for the Right Hemisphere as a Mediator of Reality-Based Belief | The Journal of Neuropsychiatry and Clinical Neurosciences \- Psychiatry Online, https://psychiatryonline.org/doi/10.1176/appi.neuropsych.16060118
3. Double bookkeeping and schizophrenia spectrum: divided unified phenomenal consciousness \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC8563555/
4. The 2-Fold Reality: Schizophrenia and the Banality of Living in 2 Worlds \- Oxford Academic, https://academic.oup.com/schizbullopen/article-pdf/doi/10.1093/schizbullopen/sgaa063/34743379/sgaa063.pdf
5. Delusional Experiences Emerging From AI Chatbot Interactions or “AI Psychosis”, https://mental.jmir.org/2025/1/e85799
6. Self-disturbance and schizophrenia: Structure, specificity, pathogenesis | Cairn.info, https://shs.cairn.info/revue-recherches-en-psychanalyse1-2013-2-page-119?lang=en
7. Self-disorder \- Wikipedia, https://en.wikipedia.org/wiki/Self-disorder
8. Examination of Anomalous World Experience: A Report on Reliability \- ResearchGate, https://www.researchgate.net/publication/312514780\Examination\of\Anomalous\World\Experience\A\Report\on\_Reliability
9. Self-disorders in schizophrenia spectrum disorders, https://researchprofiles.ku.dk/en/publications/self-disorders-in-schizophrenia-spectrum-disorders/
10. (PDF) EASE: Examination of Anomalous Self-Experience \- ResearchGate, https://www.researchgate.net/publication/320937225\EASE\Examination\of\Anomalous\_Self-Experience
11. (PDF) Embracing the Darkness: Trauma and Psychosis in Hellblade: Senua's Sacrifice, https://www.researchgate.net/publication/391900785\Embracing\the\Darkness\Trauma\and\Psychosis\in\Hellblade\Senua's\_Sacrifice
12. Existential Transformational Game Design: Harnessing the “Psychomagic” of Symbolic Enactment \- Frontiers, https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2020.571522/full
13. The Phenomenology of Game Design | Transition Consciousness, https://transitionconsciousness.wordpress.com/2013/02/18/the-phenomenology-of-game-design/
14. Disturbance of Minimal Self (Ipseity) in Schizophrenia: Clarification and Current Status, https://pmc.ncbi.nlm.nih.gov/articles/PMC3984529/
15. Varieties of Self Disorder: A Bio-Pheno-Social Model of Schizophrenia \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC6007751/
16. EASE: Examination of Anomalous Self-Experience: Manual | PDF \- Scribd, https://www.scribd.com/document/673121015/000088441
17. SELF-DISTURBANCE AND SCHIZOPHRENIA:, https://ftp.cs.ru.nl/CSI/CompMath.Found/SassTalk.pdf
18. Aligning phenomenology and neuroscience of the basic and narrative self in schizophrenia | Request PDF \- ResearchGate, https://www.researchgate.net/publication/386303787\Aligning\phenomenology\and\neuroscience\of\the\basic\and\narrative\self\in\_schizophrenia
19. Schizophrenic Consciousness in the Light of the Phenomenological Epoché: A Foundational Map for Psychiatry \- MDPI, https://www.mdpi.com/2076-3425/16/5/498
20. Selfhood and alterity: schizophrenic experience between Blankenburg and Tatossian, https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2023.1214474/full
21. The concept of the schizophrenic lifeworld revisited \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC12511080/
22. Answering some phenomenal challenges to the prediction error model of delusions \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC4471972/
23. Explaining Delusions: Reducing Uncertainty Through Basic and Computational Neuroscience \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC5605246/
24. Double Book-Keeping in Schizophrenia | PDF | Delusion \- Scribd, https://www.scribd.com/document/977931602/DBK-PDF
25. Shared and Distinct Time–Space Experiences Along the Psychotic-Affective Continuum | Schizophrenia Bulletin | Oxford Academic, https://academic.oup.com/schizophreniabulletin/article/52/3/sbag027/8702481
26. Temporality and psychopathology: a critical analysis of the perception of time from a phenomenological perspective, https://www.jpsychopathol.it/article/view/658
27. (PDF) Temporality and psychopathology: a critical analysis of the perception of time from a phenomenological perspective \- ResearchGate, https://www.researchgate.net/publication/389319256\Temporality\and\psychopathology\a\critical\analysis\of\the\perception\of\time\from\a\phenomenological\_perspective
28. Modern perspectives on psychoses: dissociation, automatism, and temporality across exogenous and endogenous dimensions \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC11967192/
29. They have taken out my spinal cord: an interpretative phenomenological analysis of self-boundary in psychotic experience within a sociocentric culture \- Frontiers, https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2023.1215412/full
30. EAWE: Examination of Anomalous World Experience \- PubMed, https://pubmed.ncbi.nlm.nih.gov/28268224/
31. Understanding Schizophrenia: A Wittgensteinian Response to Double-Bookkeeping \- ILLC Preprints and Publications, https://eprints.illc.uva.nl/id/document/2285
32. Double Bookkeeping and Doxasticism about Delusion \- Imperfect Cognitions, http://imperfectcognitions.blogspot.com/2019/08/double-bookkeeping-and-doxasticism.html
33. Double bookkeeping in schizophrenia spectrum disorder: an empirical-phenomenological study \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC11362502/
34. Framing Mental Health Within Digital Games: An Exploratory Case Study of Hellblade \- PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC6495293/
35. Impact case study : Results and submissions \- REF 2021, https://results2021.ref.ac.uk/impact/9aeba804-2f6a-4864-a874-d9394bd025ed?page=1
36. A phenomenology of game design | TimenOlthof.nl, https://www.timenolthof.nl/post/phenomenology-of-game-design/
37. Understanding Psychosis: Integrating Phenomenology and Descriptive Psychopathology, https://www.preprints.org/manuscript/202506.1750
38. Game Experience for Psychological Well-being: Design Translation and Practice Based on the PERMA Model, https://dl.designresearchsociety.org/cgi/viewcontent.cgi?article=1719\&context=iasdr