Marc Wittmann
Psychologist at the Institute for Frontier Areas of Psychology and Mental Health in Freiburg. Time perception in ordinary and altered states of consciousness. MIT Press book author: 'Felt Time' and 'Altered States of Consciousness'.
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- An anniversary! Four years of #Floatation-REST @igpp.bsky.social research with the Floataway.com cabin at Prana Freiburg: 2 doctoral theses, 2 master's theses, 2 third-party funding acquisitions, 3 publications, and here the lastest preprint: www.researchsquare.com/article/rs-7...
- Im Rahmen der Vortragsreihe zu 75 Jahre Grenzgebietsforschung am @igpp.bsky.social am 18.11.2025 in Freiburg in der Universitätsbibliothek mein Vortrag: "Wie wir die Zeit erleben: Das leibliche Selbst, veränderte Bewusstseinszustände, anomale Phänomene" youtu.be/A_vhCAu1RwI?...
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- The @springernature.com book "The Bodily Self, Emotion, and Subjective Time: Exploring Interoception through the Contributions of A.D. (Bud) Craig" is out: 22 authors, 16 chapters. Neurobiology, Psychology, Psychiatry, Neuroimaging, Musicology, Philosophy, ... link.springer.com/book/10.1007...
- A sketch of an idea to a theory of why altered states of consciousness as induced through psychedelics, meditation, and Floatation-REST have therapeutic potential for alleviating psychiatric conditions. www.the-mind.org/the-mind/iss...
- The Real Reason the Last Decade of Our Life Seems to Fly By. My Psychology Today blog on our latest empirical discovery with Alice Teghil as to why time speeds up as we grow older. It is not related to autobiographical memory but to cognitve decline. www.psychologytoday.com/us/blog/sens...
- The very first micro-phenomenological study on experience during Floatation-REST from my lab at @igpp.bsky.social revealing the dynamics of how individuals enter into altered states of consciousness. Part 2 of Helena Hruby's doctoral thesis: www.researchsquare.com/article/rs-7...
- On November 26 our @SpringerNature book in commemoration of Bud (A.D.) Craig's legacy is out. See TOC with 14 contributions on the insular cortex, bodily self, emotion, psychiatric disorders, epilepsy, pain, mindfulness, touch, music, and subjective time. link.springer.com/book/10.1007...
- The two main hubs in the brain for the processing of human time perception have been identified: SMA and Insula. Here Alice Teghil from Sapienza Università di Roma and I provide the conceptual background in our review on 'How the body and brain process time'. www.sciencedirect.com/science/arti...
- Now and newly online available, my talk at the INSIGHT 2023 conference of the MIND Foundation in Berlin: "Subjective Time and Body-Self During Altered States of Consciousness: New Evidence". www.youtube.com/watch?v=vcyH...
- My talk at the ESI Systems Neuroscience Conference (ESISyNC) 2025 on "Subjective Time and Self in Altered States: Exploring Floatation-REST", Frankfurt, 9.9.2025, to be found here on Youtube: www.youtube.com/watch?v=phDq...
- Zeit, Raum, Welt und Ich? Photobastei 2.0, Zürich, 29.10.2025, 19:00 - 21:00 Uhr: Eine Diskussion zu psychedelischen Erfahrungen und Bewusstsein mit Susanne Schmetkamp, Kurt Stocker, Marc Wittmann www.zuerich.com/de/events-na...
- Boredom on many levels of inquiry: as body feelings, subjective slowing down of time, and related insular cortex activity. Review out by @wanjawolff.bsky.social and team.
- 📢 Now accepted at Neuroscience & Biobehavioral Reviews 🤩 Our proposal offers a framework for understanding how fundamental regulatory sensations, such as boredom & effort, shape temporal experience through interoceptive mechanisms. Link: www.sciencedirect.com/science/arti... TL;DR: Check 🧵 below
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- More news on interoception and time perception!
- A fascinating case of falsification of our strong and convincing hypothesis with lead author Alice Teghil: Memory encoding for new information, not autobiographical memory load, predicts age-related acceleration in subjective time passage over the last decade osf.io/preprints/ps...
- Our first qualitative methods article in the @degruyterbrill.bsky.social journal Spiritual Care on "Silence, darkness, and gravity: A qualitative analysis of individual experiences during Floatation-REST" now available: www.degruyterbrill.com/document/doi...
- The TIMED project www.timed-europe.net reveals: The more we live in the online world, and the more we enjoy and benefit from that immersion, the more quickly life seems to speed by. The good news? This effect is relatively small—but measurable: osf.io/preprints/ps...
- How do the body and brain process time? Evidence from neuroimaging, neurophysiological, electrophysiological, and patient-based studies suggest that time perception is grounded in interoceptive (insula) and sensorimotor processing (SMA). Preprint with Alice Teghil osf.io/preprints/ps...
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- In the upcoming book on A.D. (Bud) Craig's legacy link.springer.com/book/9783031... Alice Teghil writes about body processes in retrospective timing: link.springer.com/chapter/10.1... Marc Wittmann & Sylvie Droit-Volet on how the body informs about time passage: link.springer.com/chapter/10.1...
- The first of two validation articles on the Immersion in Digital Life Scale (IDLS) and Quality of Digital Experience Scale (QDES) to measure experience with digital technology use is out, a collaborative effort of the www.timed-europe.net TIMED network www.frontiersin.org/journals/psy...
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- Watch Helena Hruby's talk on our first #Floatation-REST study as part of her doctoral thesis, at the 2024 Float Conference in San Antonio, USA.
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- Coming in September 2025: 16 chapters in the @springernature.com book on "The Bodily Self, Emotion, and Subjective Time: Exploring Interoception through the Contributions of A.D. (Bud) Craig". Subsequently I present all online chapters here. Today 1/16: link.springer.com/chapter/10.1...
- The death of a friend. Today, 3 years ago. In memory of Dirk, my Psychology Today blog on art and existential time. The last painting of the 2nd millenium. www.psychologytoday.com/us/blog/sens...
- Reposted by Marc WittmannONE WEEK LEFT to submit abstracts for #TRF4 in Tokyo! If you're doing work related to #time, #timing, #temporal_processing (broadly defined), you should join us! Funds available to support travel, keynotes confirmed, and a free half-day tour of Tokyo 🇯🇵 sites.google.com/view/trf4tok...
- The pre-proof version of our Neuroscience & Biobehavioral Reviews paper on Classification Schemes of Altered States of Consciousness available. I applaud Larry and Timo for their work of analysing historical and contemporary models of consiousness. www.sciencedirect.com/science/arti...
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- Call for papers: Special issue of Personality and Individual Differences. Personality and temporality. Philip Zimbardo (1933-2024) in memoriam. Guest editors Maciej Stolarski, Marc Wittmann, Jeff A. Joireman, and Oksana Senyk. Submission deadline: 30.7.2025 www.sciencedirect.com/special-issu...
- Free will is real: It arises from a meta-cognitive ability or hierarchical, second-order will that can causally influence or override first-order desires or impulsive habits. @frontiersin.bsky.social article by me, Carlos Montemayor, & Mauro Dorato just published: www.frontiersin.org/journals/psy...
- Now available the extended version of my Timing Research Forum talk from February 26 (director's cut). Those who should actually already have watched the former shorter version can tune into minute 37 where I transition into talking about altered time experience. www.youtube.com/watch?v=USY2...
- Coming in September 2025 are 16 chapters by experts on "The Bodily Self, Emotion, and Subjective Time: Exploring Interoception through the Contributions of A.D. (Bud) Craig". Stay tuned for my presentation of online chapters which are already available online. link.springer.com/book/9783031...?
- The upcoming Frontiers article by myself, Carlos Montemayor, and Mauro Dorato on why we have free will: "We are not entirely predetermined by our upbringing or external circumstances; choices emerge from our capacity to reflect and respond to those influences." www.frontiersin.org/journals/psy...
- Read @sdsd1.bsky.social's article on time perception which she showed to be synchronized to the heart. Saeedeh Sadeghi's article (generously with me as co-author) is ranked within the top 10% of most-viewed papers in the journal Psychophysiology @wiley.com onlinelibrary.wiley.com/doi/abs/10.1...?
- Raubt uns das Weltgeschehen unsere Zeit? Meine Überlegungen bei ZDF heute zur Frage, wie die sich rasant und erratisch verändernden politischen Weltgeschehnisse unser Zeitgefühl beeinflussen: www.zdf.de/nachrichten/...
- First article from our EU Chanse funded research project Time Experience in Europe’s Digital Age timed-europe.net : When avoiding time expansion and boredom during waiting time better distract yourself with analogue than digital media. www.nature.com/articles/s41...
- My latest Psychology Today blog featuring the work on exceptional experiences in children conducted by @donnamthomas.bsky.social and my collaborative research with the leading expert on awakening experiences Steve Taylor. www.psychologytoday.com/us/blog/sens...
- Einige Takte zur subjektiven Zeit von Norman Sieroka und mir in einem hörenswerten Feature von Günther Wessel: Sekundenschnelle oder gefühlte Ewigkeit: Wie schnell vergeht die Zeit? Zeitfragen. Deutschlandfunk Kultur, 25.3.2025 www.deutschlandfunkkultur.de/kurzer-augen...
- Our first qualitative study on the Flotatation experience as Preprint: "Silence, darkness, and gravity: A qualitative analysis of individual experiences during Floatation-REST". By Kristin Schiffer, Eric Pfeifer, Christine Stolterfoth, and Marc Wittmann osf.io/preprints/ps...
- My @timingresforum.bsky.social talk from February 2025 on the Embodiment of Time now available on Youtube: youtu.be/1F1X7bG-ouc?...
- Our paper in Consciousness and Cognition on the afterglow effect following floatation in the @igpp.bsky.social floating cabin: "Experience after Floatation-REST: Relaxation during floating mediates the afterglow effect" by Iraklis Pantazis and Marc Wittmann www.sciencedirect.com/science/arti...
- @kursbuch.bsky.social 221, März 2025, über Verteidigung. U. a. mit einem Interview, das @sianderl.bsky.social mit mir zum Thema »Verteidigung der Lebenszeit« geführt hat. kursbuch.online/shop/kursbuc...
- Today, in one week (February 26; 10 am EST, 3 pm GMT, 4 pm CET) my talk on the embodied sense of time. Please register and join if you have the time ... mailchi.mp/0a8d89931899...
- 3rd birthday of the @igpp.bsky.social Freiburg Floatation-REST cabin at Prana built by floataway.com, supported by Float Research Collective. Our research on ASC resulted in four studies: 1 article, 1 preprint, 2 manuscripts; 2 study grants by Hanns-Seidl-Stifung and Bial foundation. More to come.
- Subjective time is embodied time. My talk on February 26 (10 am EST, 3 pm GMT, 4 pm CET). Abstract and link for registration below.
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- Ein Gefühl für den Verlauf der eigenen Lebenszeit: Morgen vor 12 Jahren erschien mein SRF Schweizer Radio und Fernsehen-Gespräch mit der ungewöhnlich gut vorbereiteten Journalistin Katja Gentinetta. www.srf.ch/play/tv/ster...
