existwell
@existwell.bsky.social
Science of psychedelics & other altered states of consciousness
Center for Psychedelic and Consciousness Research
@jhpsychedelics.bsky.social
Johns Hopkins University School of Medicine
Oxford Uehiro Institute
Yaden Lab
www.YadenLab.com
Center for Psychedelic and Consciousness Research
@jhpsychedelics.bsky.social
Johns Hopkins University School of Medicine
Oxford Uehiro Institute
Yaden Lab
www.YadenLab.com
Reposted by existwell
Curious about psychedelics beyond the hype? Our new Coursera course, Psychedelic Science and Medicine, offers clear, evidence-based education on how they work & who they may help.Perfect for clinicians, students, researchers, or anyone wanting reliable info in a rapidly growing field. Enroll below👇
November 20, 2025 at 9:41 PM
Curious about psychedelics beyond the hype? Our new Coursera course, Psychedelic Science and Medicine, offers clear, evidence-based education on how they work & who they may help.Perfect for clinicians, students, researchers, or anyone wanting reliable info in a rapidly growing field. Enroll below👇
Reposted by existwell
Here's the link:
www.coursera.org/learn/psyche...
www.coursera.org/learn/psyche...
Psychedelic Science and Medicine
Offered by Johns Hopkins University. Explore the science and therapeutic potential of psychedelics in this course led by experts from the ... Enroll for free.
www.coursera.org
November 21, 2025 at 5:24 PM
Here's the link:
www.coursera.org/learn/psyche...
www.coursera.org/learn/psyche...
Reposted by existwell
Here's an article on the course and our aims: www.hopkinsmedicine.org/news/article...
Johns Hopkins Researchers Create Course on Psychedelics
www.hopkinsmedicine.org
November 21, 2025 at 5:25 PM
Here's an article on the course and our aims: www.hopkinsmedicine.org/news/article...
Note that it was supposed to be entirely free when we made it but Coursera changed policies which now means only part of it is free (it's free for many who have university access)
November 21, 2025 at 5:26 PM
Note that it was supposed to be entirely free when we made it but Coursera changed policies which now means only part of it is free (it's free for many who have university access)
Here's an article on the course and our aims: www.hopkinsmedicine.org/news/article...
Johns Hopkins Researchers Create Course on Psychedelics
www.hopkinsmedicine.org
November 21, 2025 at 5:25 PM
Here's an article on the course and our aims: www.hopkinsmedicine.org/news/article...
Here's the link:
www.coursera.org/learn/psyche...
www.coursera.org/learn/psyche...
Psychedelic Science and Medicine
Offered by Johns Hopkins University. Explore the science and therapeutic potential of psychedelics in this course led by experts from the ... Enroll for free.
www.coursera.org
November 21, 2025 at 5:24 PM
Here's the link:
www.coursera.org/learn/psyche...
www.coursera.org/learn/psyche...
Announcing a new Coursera on Psychedelic Science and Medicine!
From @jhpsychedelics.bsky.social, it provides info on psychedelic science, history, risks, benefits, trials, neuro, & more.
Taught by Drs. @fredbarrettphd.bsky.social, Garcia-Romeu, Nayak, Sayali, Tiwari, Yaden, & special guests-
From @jhpsychedelics.bsky.social, it provides info on psychedelic science, history, risks, benefits, trials, neuro, & more.
Taught by Drs. @fredbarrettphd.bsky.social, Garcia-Romeu, Nayak, Sayali, Tiwari, Yaden, & special guests-
November 21, 2025 at 5:24 PM
Announcing a new Coursera on Psychedelic Science and Medicine!
From @jhpsychedelics.bsky.social, it provides info on psychedelic science, history, risks, benefits, trials, neuro, & more.
Taught by Drs. @fredbarrettphd.bsky.social, Garcia-Romeu, Nayak, Sayali, Tiwari, Yaden, & special guests-
From @jhpsychedelics.bsky.social, it provides info on psychedelic science, history, risks, benefits, trials, neuro, & more.
Taught by Drs. @fredbarrettphd.bsky.social, Garcia-Romeu, Nayak, Sayali, Tiwari, Yaden, & special guests-
Reposted by existwell
CPCR Faculty
@existwell.bsky.social
will give a talk on his book, which is now out on paperback, in Baltimore near Johns Hopkins campus. Open to the public! Wednesday 11/19 at 6pm 11 E. 33rd St
@existwell.bsky.social
will give a talk on his book, which is now out on paperback, in Baltimore near Johns Hopkins campus. Open to the public! Wednesday 11/19 at 6pm 11 E. 33rd St
November 18, 2025 at 5:09 PM
CPCR Faculty
@existwell.bsky.social
will give a talk on his book, which is now out on paperback, in Baltimore near Johns Hopkins campus. Open to the public! Wednesday 11/19 at 6pm 11 E. 33rd St
@existwell.bsky.social
will give a talk on his book, which is now out on paperback, in Baltimore near Johns Hopkins campus. Open to the public! Wednesday 11/19 at 6pm 11 E. 33rd St
Reposted by existwell
#philsci #cogsky #CognitiveNeuroscience
@phaueis.bsky.social and I have had our paper, “Metabolic considerations for cognitive modeling,” accepted as a target article in Behavioral and Brain Sciences.
www.cambridge.org/core/journal...
@phaueis.bsky.social and I have had our paper, “Metabolic considerations for cognitive modeling,” accepted as a target article in Behavioral and Brain Sciences.
www.cambridge.org/core/journal...
Metabolic considerations for cognitive modeling | Behavioral and Brain Sciences | Cambridge Core
Metabolic considerations for cognitive modeling
www.cambridge.org
November 18, 2025 at 11:58 AM
#philsci #cogsky #CognitiveNeuroscience
@phaueis.bsky.social and I have had our paper, “Metabolic considerations for cognitive modeling,” accepted as a target article in Behavioral and Brain Sciences.
www.cambridge.org/core/journal...
@phaueis.bsky.social and I have had our paper, “Metabolic considerations for cognitive modeling,” accepted as a target article in Behavioral and Brain Sciences.
www.cambridge.org/core/journal...
Reposted by existwell
Lots of discussion of the cross-sectional, retrospective survey showing evidence for metaphysical belief change after psychedelic experiences...
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
November 13, 2025 at 9:50 PM
Lots of discussion of the cross-sectional, retrospective survey showing evidence for metaphysical belief change after psychedelic experiences...
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
no paywall: www.researchgate.net/publication/...
(PDF) Belief changes associated with psychedelic use
PDF | Background: Psychedelic use is anecdotally associated with belief changes, although few studies have tested these claims. Aim: Characterize a... | Find, read and cite all the research you need o...
www.researchgate.net
November 15, 2025 at 1:47 PM
no paywall: www.researchgate.net/publication/...
Reposted by existwell
Dr. David Yaden will be speaking at MGH’s Psychedelics & Psychedelic Medicine Conference (Nov 14–15, virtual). Learn the latest research + earn CME/CE. Use code NET50 to save $50.
Register: lms.mghcme.org/VirtualPsych...
Register: lms.mghcme.org/VirtualPsych...
November 6, 2025 at 9:49 PM
Dr. David Yaden will be speaking at MGH’s Psychedelics & Psychedelic Medicine Conference (Nov 14–15, virtual). Learn the latest research + earn CME/CE. Use code NET50 to save $50.
Register: lms.mghcme.org/VirtualPsych...
Register: lms.mghcme.org/VirtualPsych...
Much less discussed, but much higher quality design showing NO effect of psychedelic experience on metaphysical beliefs
(though intriguing mind perception finding to follow up on) pubmed.ncbi.nlm.nih.gov/38715376/
(though intriguing mind perception finding to follow up on) pubmed.ncbi.nlm.nih.gov/38715376/
Psychedelic Experiences Increase Mind Perception but do not Change Atheist-Believer Status: A Prospective Longitudinal Study - PubMed
Recent studies suggest psychedelic use may be associated with changes in a variety of beliefs or belief-like states, including increased 1) mind perception, 2) non-naturalistic beliefs, and 3) Atheist-Believer status (e.g. believer, agnostic, or nonbeliever). We conducted a prospective longitudinal …
pubmed.ncbi.nlm.nih.gov
November 13, 2025 at 9:52 PM
Much less discussed, but much higher quality design showing NO effect of psychedelic experience on metaphysical beliefs
(though intriguing mind perception finding to follow up on) pubmed.ncbi.nlm.nih.gov/38715376/
(though intriguing mind perception finding to follow up on) pubmed.ncbi.nlm.nih.gov/38715376/
The cross-sectional, retrospective survey findings I often hear discussed:
pubmed.ncbi.nlm.nih.gov/36317643/
pubmed.ncbi.nlm.nih.gov/36317643/
Belief changes associated with psychedelic use - PubMed
A single psychedelic experience increased a range of non-physicalist beliefs as well as beliefs about consciousness, meaning, and purpose. Further, the magnitude of belief change is associated with qualitative features of the experience.
pubmed.ncbi.nlm.nih.gov
November 13, 2025 at 9:51 PM
The cross-sectional, retrospective survey findings I often hear discussed:
pubmed.ncbi.nlm.nih.gov/36317643/
pubmed.ncbi.nlm.nih.gov/36317643/
Lots of discussion of the cross-sectional, retrospective survey showing evidence for metaphysical belief change after psychedelic experiences...
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
November 13, 2025 at 9:50 PM
Lots of discussion of the cross-sectional, retrospective survey showing evidence for metaphysical belief change after psychedelic experiences...
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
(picture on left)
But few know of the better quality prospective longitudinal study showing NO evidence for belief change!
(picture on right)
Reposted by existwell
New article published in
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
New today in JAMA Health Forum: Our team discusses how to fill policy gaps surrounding the use of psychedelics to treat mental health and substance use conditions, should they be approved by the US Food and Drug Administration.
Gaps in US Psychedelic Policy and How to Close Them | Health Policy - By @caleighpropes.bsky.social, @katherinecheung.bsky.social, Matthew Eisenberg, David Yaden | @jama.com Health Forum jamanetwork.com/journals/jam...
November 10, 2025 at 3:37 PM
New article published in
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
New paper led by CPCR postdoc Praachi Tiwari!
The psychedelic DOI alters locomotion depending on dose & species (thru 5-HT₂A receptors) aiding understanding anxiety-like behavior in animal models of psychedelics.
(w/ @viditavaidya.bsky.social and her great lab)
www.sciencedirect.com/science/arti...
The psychedelic DOI alters locomotion depending on dose & species (thru 5-HT₂A receptors) aiding understanding anxiety-like behavior in animal models of psychedelics.
(w/ @viditavaidya.bsky.social and her great lab)
www.sciencedirect.com/science/arti...
Acute DOI treatment evokes dose and species-dependent locomotor effects on the elevated plus maze
Recent evidence suggests that psychedelics hold promise in treating a range of neuropsychiatric disorders, highlighting the need to better understand …
www.sciencedirect.com
November 11, 2025 at 3:07 PM
New paper led by CPCR postdoc Praachi Tiwari!
The psychedelic DOI alters locomotion depending on dose & species (thru 5-HT₂A receptors) aiding understanding anxiety-like behavior in animal models of psychedelics.
(w/ @viditavaidya.bsky.social and her great lab)
www.sciencedirect.com/science/arti...
The psychedelic DOI alters locomotion depending on dose & species (thru 5-HT₂A receptors) aiding understanding anxiety-like behavior in animal models of psychedelics.
(w/ @viditavaidya.bsky.social and her great lab)
www.sciencedirect.com/science/arti...
New article published in
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
New today in JAMA Health Forum: Our team discusses how to fill policy gaps surrounding the use of psychedelics to treat mental health and substance use conditions, should they be approved by the US Food and Drug Administration.
Gaps in US Psychedelic Policy and How to Close Them | Health Policy - By @caleighpropes.bsky.social, @katherinecheung.bsky.social, Matthew Eisenberg, David Yaden | @jama.com Health Forum jamanetwork.com/journals/jam...
November 10, 2025 at 3:37 PM
New article published in
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
@jamahealthforum.com that examines and critiques 4 aspects of the current pathwork of regulations covering access to psychedelics––and then provides constructive, sensible, and actionable ways forward for each.
Work led by drug policy expert @caleighpropes.bsky.social
Reposted by existwell
New today in JAMA Health Forum: Our team discusses how to fill policy gaps surrounding the use of psychedelics to treat mental health and substance use conditions, should they be approved by the US Food and Drug Administration.
Gaps in US Psychedelic Policy and How to Close Them | Health Policy - By @caleighpropes.bsky.social, @katherinecheung.bsky.social, Matthew Eisenberg, David Yaden | @jama.com Health Forum jamanetwork.com/journals/jam...
Gaps in US Psychedelic Policy and How to Close Them
This Viewpoint discusses how to fill policy gaps surrounding the use of psychedelics to treat mental health and substance use conditions, should they be approved by the US Food and Drug Administration...
jamanetwork.com
November 7, 2025 at 9:36 PM
New today in JAMA Health Forum: Our team discusses how to fill policy gaps surrounding the use of psychedelics to treat mental health and substance use conditions, should they be approved by the US Food and Drug Administration.
Reposted by existwell
Citation impact and actual impact are not the same thing. What is the prototypical paper from the social-behavioral sciences that had both a huge citation impact and a huge actual (by your definition) impact?
Vote by naming a paper or liking someone else's nomination. One box filled per day.
Vote by naming a paper or liking someone else's nomination. One box filled per day.
November 5, 2025 at 2:33 PM
Citation impact and actual impact are not the same thing. What is the prototypical paper from the social-behavioral sciences that had both a huge citation impact and a huge actual (by your definition) impact?
Vote by naming a paper or liking someone else's nomination. One box filled per day.
Vote by naming a paper or liking someone else's nomination. One box filled per day.
Reposted by existwell
Join us at Johns Hopkins University in Baltimore, Maryland for an exceptional opportunity to work and train in psychedelic science and medicine.
Please share widely and apply if you qualify!
Please share widely and apply if you qualify!
Postdoctoral Fellowship Opportunity
We are looking for excellent MD Psychiatrist applicants to work & train at the CPCR at Johns Hopkins
@jhpsychedelics.bsky.social, the largest and most comprehensive psychedelic research program in the world.
Email Dr. Sandeep Nayak [email protected]
We are looking for excellent MD Psychiatrist applicants to work & train at the CPCR at Johns Hopkins
@jhpsychedelics.bsky.social, the largest and most comprehensive psychedelic research program in the world.
Email Dr. Sandeep Nayak [email protected]
November 4, 2025 at 4:54 PM
Join us at Johns Hopkins University in Baltimore, Maryland for an exceptional opportunity to work and train in psychedelic science and medicine.
Please share widely and apply if you qualify!
Please share widely and apply if you qualify!
Reposted by existwell
Next talk from the #NaturalPhilosophy Symposium is Simon DeDeo @simondedeo.bsky.social on Hard Proofs and Good Reasons, followed by commentary by Jeremy Goodman.
Next talk from the #NaturalPhilosophy Symposium is Jennifer Nagel on The Natural Structure of Common Knowledge, with commentary by Steven Gross.
www.youtube.com/watch?v=uEiQ...
www.youtube.com/watch?v=uEiQ...
November 4, 2025 at 4:31 PM
Next talk from the #NaturalPhilosophy Symposium is Simon DeDeo @simondedeo.bsky.social on Hard Proofs and Good Reasons, followed by commentary by Jeremy Goodman.
Reposted by existwell
For this week’s New Yorker (and in celebration of Halloween!), I wrote about how fictional monsters have gone from mean and horrendous to humanized and misunderstood.
In the past few decades, monsters have gone from menaces to misfits. Why do we feel the need to humanize them? https://newyorkermag.visitlink.me/ixYof5
October 31, 2025 at 8:48 PM
For this week’s New Yorker (and in celebration of Halloween!), I wrote about how fictional monsters have gone from mean and horrendous to humanized and misunderstood.