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Jacob Vorstman

@jacobvorstman.bsky.social
1.5K followers 1.4K following 66 posts

Professor of Psychiatry at The Hospital for Sick Children / University of Toronto. Editor in Chief of the Journal of Neurodevelopmental Disorders. Neurodevelopment, (Child) Psychiatry, Genetics, The Music of Life,

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Jacob Vorstman @jacobvorstman.bsky.social · 14/05/2026
How wrong we were calling the non-coding part of our genome "junk DNA"! A stark reminder that science's best friend is humility, not pride. That said, can't help myself from feeling proud 🤭 to have been allowed to contribute a little to this interdisciplinary study. www.sickkids.ca/en/news/arch...
sickkids.ca
Non-coding gene linked to core social and behavioural traits in Autism, major SickKids-led study finds
Nature study implicates PTCHD1-AS in Autism’s core features, opening a new window into its biological roots.
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American Psychiatric Association @apapsychiatric.bsky.social · 19/02/2026
An emergency department presentation for self-harm in childhood or adolescence may be associated with risk of subsequently experiencing sexual violence. @SickKidsNews ow.ly/P3JT50YhOJp
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American Psychiatric Association @apapsychiatric.bsky.social · 24/02/2026
“Pervasive disparities in diagnosis, treatment, and outcomes are driven in part by the systematic exclusion of people with IDDs from clinical and health services research.” ow.ly/COC350Yks8F
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franmartinezgr.bsky.social @franmartinezgr.bsky.social · 30/07/2025
Variants in DENND2B are associated with vulnerability for neurodevelopmental impairment, psychosis and catatonia #RareDisease #Genetics academic.oup.com/brain/advanc...
academic.oup.com
Variants in DENND2B are associated with vulnerability for neurodevelopmental impairment, psychosis and catatonia
Murthy et al. report that monoallelic loss of function variants in the DENND2B gene give rise to an autosomal dominant neurodevelopmental disorder characte
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Brain @brain1878.bsky.social · 08/01/2026
The January 2026 issue of Brain is now online! academic.oup.com/brain/issue/...
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Aaron Besterman @abesterman.bsky.social · 10/12/2025
Excited for our new study to come out that suggest that clinical genetic testing should perhaps be considered as part of the standard diagnostic evaluation for schizophrenia.
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Jacob Vorstman @jacobvorstman.bsky.social · 25/11/2025
The Genetics & Genome Biology program at @sickkidsto.bsky.social Research Institute had the brilliant idea of making Pokémon cards with the PI's. Flattering and funny. Needless to say my Hit Points need some work.
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Zohran Kwame Mamdani @zohrankmamdani.bsky.social · 05/11/2025
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Ellen Hoffman @ehoffmanlab.bsky.social · 23/10/2025
It was great to present at the "Clinical and Scientific Value of Genetics in Child Psychiatry" symposium at #AACAP25 today! Thank you to @jacobvorstman.bsky.social for organizing a wonderful symposium with great talks by @abesterman.bsky.social and Discussant Louise Gallagher! @aacap.bsky.social
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Jacob Vorstman @jacobvorstman.bsky.social · 12/08/2025
Super stoked to share our paper just out in Brain @brain1878.bsky.social LoF variants in DENND2B give rise to an autosomal dominant neurodevelopmental condition characterized by developmental delay, intellectual disability, and episodes of psychosis and/or catatonia. tinyurl.com/4k8hr3bj
tinyurl.com
Variants in DENND2B are associated with vulnerability for neurodevelopmental impairment, psychosis and catatonia
Murthy et al. report that monoallelic loss of function variants in the DENND2B gene give rise to an autosomal dominant neurodevelopmental disorder characte
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Tony Pennino @beatnikprof.bsky.social · 04/05/2025
#MusicSky #MayTheFourth
SORRY, NERDS
5/4 1s
DAVE BRUBECK DAY
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Jacob Vorstman @jacobvorstman.bsky.social · 22/04/2025
Clear and to the point. @ahalladay.bsky.social only needs a mere 5 minutes to address some of the main points of RFKs April 16th conference on #Autism. Worth the listen and please share. www.medpagetoday.com/pediatrics/a...
medpagetoday.com
Autism Science Leader Reacts to RFK Jr.'s Misinformation
'Autism is being oversimplified right now,' says Alycia Halladay
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Ricardo J. Salvador @cadwego.bsky.social · 11/04/2025
What scientists do. ‘Dr. Le Pichon initially defended the notions of a static Earth, but he came to realize that they were incorrect. He returned from the laboratory one day and told his wife, “The conclusions of my thesis are false.”’
nytimes.com
Xavier Le Pichon, Who Modeled Movement of Earth’s Crust, Dies at 87
With a computer rendering, he helped scientists understand that the earth, with its shifting tectonic plates, is “an extraordinary living being” that is “continuously changing.”
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Eos @eos.org · 11/04/2025
Xavier Le Pichon, a pioneer in early plate tectonics research died on 22 March. Pichon developed the first global reconstruction of Earth's tectonic plates. eos.org/articles/pod...
eos.org
Podcast: Plate Tectonics, the Theory That Changed Earth Science - Eos
Third Pod from the Sun talks with pioneering geophysicist Xavier Le Pichon about what it was like to be a young scientist challenging deeply held theories.
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Jacob Vorstman @jacobvorstman.bsky.social · 13/04/2025
Not only an iconic scientist, but also an impressively humane person. This interview reveals some of his thinking about what it is to be human: onbeing.org/programs/xav...
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Farrukh @implausibleblog.bsky.social · 11/04/2025
Dr Peter Marks, "Vaccines have been studied very extensively for being potentially associated with autism" "That theory has been debunked" "One study in Denmark, over 600,000 children. It shows that if anything, children had a lower rate of autism than unvaccinated children"
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Jacob Vorstman @jacobvorstman.bsky.social · 09/04/2025
@nytimes.com published a moving obituary of my father in law, who passed away recently. I am forever grateful for his lasting positive impact on my life, and proud of his impressive scientific legacy to the world. www.nytimes.com/2025/04/09/s...
nytimes.com
Xavier Le Pichon, Who Modeled Movement of Earth’s Crust, Dies at 87
With a computer rendering, he helped scientists understand that the earth, with its shifting tectonic plates, is “an extraordinary living being” that is “continuously changing.”
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Jacob Vorstman @jacobvorstman.bsky.social · 25/03/2025
My dearest father-in-law and precious bon-pappa to our children. He taught me how to be a rigorous scientist to examine life, without reducing life to that what we can examine with science.
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Collège de France @college-de-france.fr · 24/03/2025
🟣 L’Administrateur, l’Assemblée des professeurs et toute la communauté du Collège de France apprennent avec une profonde tristesse le décès de Xavier Le Pichon, professeur émérite du Collège de France, titulaire de la chaire de #Géodynamique (1986-2008).
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Brent Toderian @brenttoderian.bsky.social · 25/03/2025
Half of business owners on this Toronto street estimated that more than 25% of their customers arrived by car. In fact, it was 4%. And the % of customers who who walked or cycled? 72%. Retailers routinely overestimate the # of “car customers.” Via @carltonreid.com www.forbes.com/sites/carlto...
Toronto shopping street
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The Journal of Neurodevelopmental Disorders @jnd-springernature.bsky.social · 18/03/2025
Begum-Ali et al. show that in #neurofibromatosis, changes in visual attention can already be measured during infancy; reporting slower development of endogenous visual foraging and in exogenously-driven saccadic reaction times. Check it out: jneurodevdisorders.biomedcentral.com/articles/10....
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Jacob Vorstman @jacobvorstman.bsky.social · 14/03/2025
Pretty accurate youtube.com/shorts/N4JwL...
youtube.com
We are here to help... right??? | Klikbeet
YouTube video by Klikbeet
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Jacob Vorstman @jacobvorstman.bsky.social · 21/02/2025
Connecting the Toronto-Quebec City corridor with high speed rail could shave 39 million tonnes of carbon pollution in the coming decades, the equivalent of taking nine million gas powered cars off the road for a year, according to project documents. www.nationalobserver.com/2025/02/20/n...
nationalobserver.com
Trudeau pitches high-speed rail, putting surprising new decarbonization options on the table
High-speed rail alternatives for travel could open up a suite of decarbonizing options not currently on the table. But politics remains a major obstacle to seeing it built.
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Jacob Vorstman @jacobvorstman.bsky.social · 18/02/2025
Reading a classic, I came across this description of our online experience in 2025, which struck me as pretty accurate... (Ray Bradbury, Fahrenheit 451, 1953) What's lost in the process? Time-wasting thought
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Jacob Vorstman @jacobvorstman.bsky.social · 17/02/2025
www.cnn.com/2025/02/16/w...
cnn.com
Russians mourn Navalny, one of Putin’s biggest critics, on anniversary of his death | CNN
Alexei Navalny was a starch opponent of Russian President Vladimir Putin, orchestrating some of the biggest anti-Kremlin protests in the country before his death in a Siberian prison at the age of 47,...
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Karly Kingsley @karlykingsley.bsky.social · 15/02/2025
Correct. If the birthdate field contains corrupt or mismatched data, it defaults to 1875-05-20, which serves as a flag. May 20, 1875, is the day the international standards and metrics treaty was signed. Everything is a conspiracy when you don’t know how anything works.
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Jacob Vorstman @jacobvorstman.bsky.social · 26/01/2025
“No one believes more firmly than Comrade Napoleon that all animals are equal. He would be only too happy to let you make your decisions for yourselves. But sometimes you might make the wrong decisions, comrades, and then where should we be?" bbc.com/news/article...
bbc.com
China's psychiatric treatment for ‘trouble-makers’
Student among dozens who challenged China’s authorities to have been sent to psychiatric units, BBC finds.
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Paul Frankland @franklandlab.bsky.social · 23/01/2025
Applications until Feb 15th
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Marcelo Bonini, Ph.D. @mbonini.bsky.social · 23/01/2025
In 1922, a group of scientists went to the Toronto General Hospital where diabetic children were kept in wards. Most of them were dying from diabetic ketoacidosis. The scientists went from bed to bed and injected the children with a new purified extract: it was called insulin.
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Ewan Birney @ewanbirney.bsky.social · 14/01/2025
This is an important shift - the long awaited new Ensembl web site is ready for beta testing - is smooth, scrollable genome loveliness +clean views of the complex information - but @ensembl.bsky.social needs your help to get all the use cases out. Come to the webinar, and check out beta.ensembl.org
beta.ensembl.org
Ensembl
The new website of the Ensembl project
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Our World in Data @ourworldindata.org · 13/01/2025
The world has passed “peak child”
This chart titled "The world has passed 'peak child'" shows the historical and projected population of three age groups: young people under 25 years, young people under 15 years, and children under 5 years. Data spans from 1950 to 2100, based on UN estimates and projections.

The blue line represents the population under 25 years, showing steady growth until around 2050 when it starts to slightly decline.
The red line represents those under 15 years, peaking around 2020, and then gradually declining after that point.
The green line shows children under 5 years, which has largely plateaued since the 1990s and is projected to decrease over time.
The chart indicates that the global number of children has reached its peak, and a long-term decline in younger populations is expected.
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Jacob Vorstman @jacobvorstman.bsky.social · 13/01/2025
Very thoughtful commentary! The idea of polygenic genome editing of human embryos reveals the vast distance between apparently rational and actually unwise.
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Pete Bachman (he/him) @petebachman.bsky.social · 08/01/2025
Open access, timely, and packed with useful information and insight! From Ian Kelleher, child psychiatry innovator and (apparently) collector of hospital affiliations 😂
acamh.onlinelibrary.wiley.com
<em>Journal of Child Psychology and Psychiatry</em> | ACAMH Pediatric Journal | Wiley Online Library
Psychosis in children and adolescents has been studied on a spectrum from (common) psychotic experiences to (rare) early-onset schizophrenia spectrum disorders. This research review looks at the stat....
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Paul Frankland @franklandlab.bsky.social · 27/12/2024
Just bumping this up for those who may have missed earlier announcements-- we have a new PI position in the Neuroscience & Mental Health program here at SickKids. Neural and glial mechanisms in cognition.
can-acn.org
Scientist/Senior Scientist – Research Institute, Hospital for Sick Children, University of Toronto – Canadian Association for Neuroscience
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Jacob Vorstman @jacobvorstman.bsky.social · 01/01/2025
My new year's resolution for 2025 is to persevere with my humble contribution to the daily #Toronto downtown gridlock in hopes that this will be the year that our local policy makers will have their eureka moment; bikelanes don't block traffic, they improve it. @bike.community
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Jacob Vorstman @jacobvorstman.bsky.social · 31/12/2024
I suggest we encourage the anti-vaxx crowd at this point
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N.J. Gallegos is Dr. Spooky (she/her) @drspookyer.bsky.social · 29/12/2024
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A Jaded View @lindaleecf.bsky.social · 21/12/2024
I like this…..
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The Journal of Neurodevelopmental Disorders @jnd-springernature.bsky.social · 17/12/2024
Fadeev et al. report magnetoencephalography (MEG) findings indicating differences in processing vowel sounds in children with #autism, which may contribute to challenges in understanding speech in background noise. Check it out 👇 jneurodevdisorders.biomedcentral.com/articles/10....
jneurodevdisorders.biomedcentral.com
Attenuated processing of vowels in the left temporal cortex predicts speech-in-noise perception deficit in children with autism - Journal of Neurodevelopmental Disorders
Background Difficulties with speech-in-noise perception in autism spectrum disorders (ASD) may be associated with impaired analysis of speech sounds, such as vowels, which represent the fundamental ph...
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Jacob Vorstman @jacobvorstman.bsky.social · 16/12/2024
@bike.community @thestar.com
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Nick Brown @steamtraen.eu · 13/12/2024
Yup
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David Baranger @davidbaranger.bsky.social · 11/12/2024
Bookmark for all future grants: Use of Promotional Language in Grant Applications and Grant Success: "the percentage of promotional words was positively associated with the probability of receiving funding (NIH grants: odds ratio, 1.51 [95% CI, 1.10-2.11])." jamanetwork.com/journals/jam...
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Oded Rechavi @odedrechavi.bsky.social · 09/12/2024
Manuscript submission systems are getting out of control
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Armin Raznahan @bogglerapture.bsky.social · 09/12/2024
Studying sex differences in the human brain is challenging, but important. Many thanks to @emilysingerneuro.bsky.social & the fab folks @thetransmitter.bsky.social for inviting me to contribute to the evolving conversation on this timely topic ⬇️ 1/n
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Jacob Vorstman @jacobvorstman.bsky.social · 06/12/2024
@abesterman.bsky.social, @shafalijeste.bsky.social et al. describe the Research in Neurogenetics (CARING) Clinic Paper in GiM (tinyurl.com/5byecm8e) & coverage in Neurology Today (tinyurl.com/ycyw7m87) Another step towards precision health care for children with genetic vulnerability for NDDs
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Jacob Vorstman @jacobvorstman.bsky.social · 06/12/2024
note to self: checking the weather forecast may occasionally have its use
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The Journal of Neurodevelopmental Disorders @jnd-springernature.bsky.social · 04/12/2024
Pathogenic variants in CDKL5 cause an X-linked variable neurodevelopmental disorder with seizures, autism and cognitive impairment. Mottolese et al. report in vitro&vivo effects of a ciliary neurotrophic factor-like peptide on neuronal growth. jneurodevdisorders.biomedcentral.com/articles/10....
jneurodevdisorders.biomedcentral.com
Effects of a ciliary neurotrophic factor (CNTF) small-molecule peptide mimetic in an in vitro and in vivo model of CDKL5 deficiency disorder - Journal of Neurodevelopmental Disorders
Background Mutations in the X-linked CDKL5 gene underlie a severe epileptic encephalopathy, CDKL5 deficiency disorder (CDD), characterized by gross motor impairment, autistic features and intellectual...
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Drew Harwell @drewharwell.com · 27/11/2024
If only there was some way to remove viruses from milk www.nbcnews.com/news/amp/rcn...
nbcnews.com
Bird flu detected in raw milk sold in California, health officials say
California health officials warned the public to avoid drinking one batch of whole raw milk from Raw Farm, which has issued a voluntary recall.
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Jacob Vorstman @jacobvorstman.bsky.social · 19/11/2024
I could not find a "schizophrenia research starter pack" so I made one from the researchers in this area I could find. No need pointing out that it's only a small and incomplete selection, just reach out if you want to be added. 🦋 #schizophrenia #psychosis go.bsky.app/T4ZYSD
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Jacob Vorstman @jacobvorstman.bsky.social · 20/11/2024
So good!! love his play
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