Trevor Hewitt
Doctoral Researcher in Informatics
Sussex Centre for Consciousness Science, University of Sussex
Under the Supervision of Prof Anil Seth and Dr David Schwartzman
Funded by the Margaret Boden Informatics Scholarship
quantifying the phenomenology of visual hallucinations
Projects
Events and Presentations
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Come to the Sussex Centre for Consciousness Science Annual Event where I will be presenting my work on image recreation methods with an interactive demo of our experimental interfaces.
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Come say hi at the 2025 ASSC (Association for the Scientific Study of Consciousness) annual meeting, where I will be presenting preliminary findings from my experiments in which participants were trained to recreate images of their visual hallucinations. The poster will be presented during Poster Session 3.
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Hear my colleague Ethan Grove’s presentation on our work analyzing the unprecedented dataset of over 10,000 drawings of visual hallucinations which came from our collaboration with the Dreamachine. The talk will take place during Concurrent Sessions 1.
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At the 2025 BNS (British Neuroscience Society) meeting, I presented a talk introducing the 6-Dimensional Visual Hallucination Questionnaire (6D-VHQ) which has recently been developed and validated in collaboration with my colleagues at Sussex.
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At the 2024 SCCS Annual Event, I showcased a demo of the Perception Census and presented a poster on the historical use of stroboscopic light to induce hallucinations.
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As part of the 2024 Festival of Doctoral Research, I gave a career talk discussing navigating careers across both scientific and artistic disciplines and spoke on the careers panel
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At the 2024 SSSL (Sussex Symposium on Stroboscopic Light), I presented an analysis of the hallucinatory experiences of attendees of the Dreamachine.
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As part of the 2023 BNA’s public outreach program, I gave a public talk on the science of altered states of consciousness presented by Prof. Anil Seth.
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From the Leverhulme Trust and Sussex Humanities series on embodiment and perception, I gave a public talk on what research into visual hallucinations can reveal about the brain.