Tim Frasier
@tfrasierdna.bsky.social
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Population genetics, conservation genetics, whales, teaching, cycling frasierlab.ca
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Tim Frasier
Hanbin Lee
2 days ago
Our paper (Brieuc Lehmann is the first author) is now online in Genetics.
academic.oup.com/genetics/adv...
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On ARGs, pedigrees, and genetic relatedness matrices
Abstract. Genetic relatedness is a central concept in genetics, underpinning studies of population and quantitative genetics in human, animal, and plant se
https://academic.oup.com/genetics/advance-article/doi/10.1093/genetics/iyaf219/8277882
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So sad to hear about the passing of Jane Goodall. She was a huge inspiration for me. I was lucky enough to see her give talk, and to meet here, many years ago. A huge loss.
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9 days ago
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Jente Ottenburghs | Avian Hybrids
10 days ago
New story on the Avian Hybrids blog! The hidden effects of genetic purging in Galápagos Mockingbirds
avianhybrids.wordpress.com/2025/10/01/t...
Based on the Molecular Ecology study by Jakub Vlček, Sebastian Espinoza-Ulloa and their colleagues |
#ornithology
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The hidden effects of genetic purging in Galápagos Mockingbirds
Exploring patterns of genetic load across island populations.
https://avianhybrids.wordpress.com/2025/10/01/the-hidden-effects-of-genetic-purging-in-galapagos-mockingbirds/
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Tim Frasier
Pierre de Villemereuil
17 days ago
In 2020, O Gaggiotti, J Goudet and I showed that Qst-Fst comparison was uncalibrated with high population structure. During her PhD with us, Isa do O developed LogAV: a method that accounts for any population structure while testing for local adaptation :
journals.plos.org/plosgenetics...
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A method for identifying local adaptation in structured populations
Species occupy diverse, heterogeneous environments, which expose populations to spatially varied selective pressures. Populations in different environments can diverge due to local adaptation. However...
https://journals.plos.org/plosgenetics/article?id=10.1371/journal.pgen.1011871
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Tim Frasier
Environmental Politics
17 days ago
New article from
@stefcraps.com
! Ecological apologies: reckoning with grief, guilt, and multispecies justice.
doi.org/10.1080/0964...
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Tim Frasier
Gregg Rosenthal
30 days ago
Week 2 mega preview with
@patrickclaybon.bsky.social
@jourdanrodrigue.bsky.social
- Buying more Jets stock - Kyle Pitts SZN? - The Titans defense: creditable - Bo Nix trying stuff - Puns. So many puns 🎧:
landing.podtrac.com/nfldaily
📺:
youtu.be/rxi0ko9dDp0?...
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Tim Frasier
Yun S. Song
about 1 month ago
SINGER, our ARG inference method, is finally published and freely available online:
doi.org/10.1038/s415...
It was a long journey – 16 months from initial submission to acceptance. Is it just me, or has peer review gotten more arduous lately? 4+ rounds of review isn't so unusual these days...
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Robust and accurate Bayesian inference of genome-wide genealogies for hundreds of genomes - Nature Genetics
SINGER is a method for creating ancestral recombination graphs to understand the genealogical history of genomes. The method has increased speed, and thus scalability, without sacrificing accuracy.
https://doi.org/10.1038/s41588-025-02317-9
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Dr Susan D Blum
about 1 month ago
This new book, The Ungraded Classroom, edited by Carlo Ricci and Gina Riley (with a foreword by @susandblum), has just been published! It has many examples, beautifully and honestly presented, of ways educators have included ungrading in their classrooms.
www.amazon.com/dp/B0FQHZKJZ...
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The Ungraded Classroom: Feedback, Reflection, and Authentic Learning
The Ungraded Classroom: Feedback, Reflection, and Authentic Learning [Ricci PhD, Carlo, Riley PhD, Gina] on Amazon.com. *FREE* shipping on qualifying offers. The Ungraded Classroom: Feedback, Reflection, and Authentic Learning
https://www.amazon.com/dp/B0FQHZKJZQ/ref=monarch_sidesheet_title#detailBullets_feature_div
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Tim Frasier
Alt National Park Service
about 1 month ago
Wow, Florida at it again… planning to become the first state to end all vaccine mandates, even for schoolkids. Don’t let the facts of decades of preventing outbreaks and protecting public health get in the way.
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DeSantis administration pushes to eliminate all vaccine mandates in Florida • Florida Phoenix
School children, college students, and even nursing home residents would no longer have to be vaccinated against infectious diseases and viruses if Florida Surgeon General Joseph Ladapo and his boss, ...
https://floridaphoenix.com/2025/09/03/desantis-administration-pushes-to-eliminate-all-vaccine-mandates-in-florida/
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The Innocence Project
about 1 month ago
Ever wonder what a day in the life of an Innocence Project lawyer is like? Take a moment to read this
@reuters.com
profile of Director of Strategic Litigation Chris Fabricant and learn about the everyday challenges our legal team faces.
www.reuters.com/practical-la...
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Public Interest Profile | Practical Law The Journal | Reuters
M. Chris Fabricant, Innocence Project
https://www.reuters.com/practical-law-the-journal/legalindustry/public-interest-profile-2025-09-01/
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Tim Frasier
Olivier Gimenez 🦦
about 1 month ago
How do wildlife populations respond to human pressures, and how can we better predict these responses to guide conservation? Here, we review current modelling approaches and highlight new opportunities, with case studies. 🔗 Open access:
doi.org/10.1111/ele....
🙌🙏
@cassiespeakman.bsky.social
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Tim Frasier
Mattan S. Ben-Shachar 🎗️🇮🇱🇺🇦
about 1 month ago
I finally tried out {priorsense}📦 with
#Stan
#rstats
and it's awesome! Fed it a simple model I use for teaching, and found some (minor) prior-data conflicts. The powerscale_plot_dens() function really helps in understanding how "bad" the conflict is.
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Mark
about 1 month ago
Alberta, Canada The Handmaid's Tale among more than 200 books to be pulled at Edmonton public schools Internally distributed list obtained by CBC shows more than 200 books slated for removal
www.cbc.ca/news/canada/...
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The Handmaid's Tale among more than 200 books to be pulled at Edmonton public schools | CBC News
A list confirmed by CBC News shows titles like The Handmaid's Tale and Brave New World are among books to be pulled. The development comes after a policy from Alberta's education minister outlines new...
https://www.cbc.ca/news/canada/edmonton/edmonton-school-books-removal-1.7620807
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Tim Frasier
Dr. Arun Sethuraman
about 1 month ago
At this point, I bet you can bottle horse dewormer, call it CureAll, and sell it on pharmacy shelves, and there would be no consequence. Oh wait! They already do that, with endorsement from a dude with worms in his brain!
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Tim Frasier
Dr. Arun Sethuraman
about 1 month ago
Errrmm 🤦🏾♂️
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Tim Frasier
Ming Tommy Tang
about 1 month ago
Bioinformatics workbook
bioinformaticsworkbook.org/#gsc.tab=0
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Tim Frasier
Ming Tommy Tang
about 2 months ago
Free course: Intro to Computational Biology by Mike Love, author of DESeq2.
biodatascience.github.io/compbio/
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Tim Frasier
Julia M. Rohrer
about 2 months ago
Ever stared at a table of regression coefficients & wondered what you're doing with your life? Very excited to share this gentle introduction to another way of making sense of statistical models (w
@vincentab.bsky.social
) Preprint:
doi.org/10.31234/osf...
Website:
j-rohrer.github.io/marginal-psy...
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Olivier Gimenez 🦦
about 2 months ago
hbr.org/2025/02/the-...
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The Case for Sabbaticals — and How to Take a Successful One
A sabbatical — defined here as an intentional extended leave from your job-related work — may seem out of reach for many workers. But if you can swing it, the potential payoff is enormous. In fact, ta...
https://hbr.org/2025/02/the-case-for-sabbaticals-and-how-to-take-a-successful-one
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Tim Frasier
Dr. Arun Sethuraman
about 2 months ago
Excited for this year's lineup of fabulous speakers, including
@bielleogy.bsky.social
,
@catalicu.bsky.social
, and others at the
@calstate.bsky.social
Virtual Bioinformatics Webinar series! I hope that you'll join us - Friday's at noon Pacific. Deets in the flyer.
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Tim Frasier
Dr Mark E Hauber
about 2 months ago
www.nature.com/articles/s42...
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Genetic purging in an island-endemic pigeon recovering from the brink of extinction - Communications Biology
genomic sequencing of the critically endangered red-headed wood pigeon reveals a low frequency of deleterious mutations despite high homozygosity, suggesting that historical inbreeding may have purged...
https://www.nature.com/articles/s42003-025-08476-z
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Tim Frasier
Carl Zimmer
about 2 months ago
The team of Ph.D. level experts in ChatGPT apparently doesn't include any anatomists.
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Tim Frasier
The Carpentries
about 2 months ago
📢 The Carpentries is in Forbes! Our Directors
@drkariljordan.bsky.social
@erinstellabecker.bsky.social
were interviewed by
@jdrakephd.bsky.social
for Forbes on The Carpentries' decision to withdrew from the $1.5M science grant due to new federal DEI rules:
www.forbes.com/sites/johndr...
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Nonprofit Refuses $1.5M Science Grant Due To New Federal DEI Rules
A coding nonprofit turned down a $1.5M NSF grant after new DEI restrictions, highlighting the clash between federal policy and scientific community values.
https://www.forbes.com/sites/johndrake/2025/08/08/nonprofit-refuses-15m-science-grant-due-to-new-federal-dei-rules/
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Tim Frasier
Joshua G. Schraiber
about 2 months ago
Incredibly proud of this work where we developed a method for understanding the information contained in millions of genomes. Another example of NIH funded research.
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Tim Frasier
Julia Silge
2 months ago
I'm excited to speak this afternoon at
#useR2025
on outgrowing your laptop with
#Positron
for
#rstats
users! You can check out my slides at
juliasilge.github.io/useR-2025/
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Tim Frasier
Elisabeth Bik - Perpetrator 5, a fraudulent microbiologist
2 months ago
Fantastic new paper by
@reeserichardson.bsky.social
et al. An enormous amount of work showing the extent of coordinated scientific fraud and involvement of some editors. The number of fraudulent publications grows at a rate far outpacing that of legitimate science.
www.pnas.org/doi/10.1073/...
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Jonathan Pritchard
2 months ago
Rather amusingly, ChatGPT answered this for me by hallucinating a non-existent article, allegedly published far too early and, luckily, by an author whose work I am well familiar with:
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Tim Frasier
Lara K. Mahal
3 months ago
🧪
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Tim Frasier
Molecular Biology and Evolution
2 months ago
Sun et al. analyzed 50 cell cycle genes to study trade-offs between body size and cancer resistance in cetaceans, providing molecular support for Peto's paradox (no correlation between body size, lifespan, and cancer risk across species). 🔗
doi.org/10.1093/molbev/msaf159
#evobio
#molbio
#cancer
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A Trade-Off between Body Mass and Cancer Resistance in Cetaceans Is Mediated by Cell Cycle-Related Gene Evolution
Abstract. Cetaceans, well-known for their exceptionally long lifespans and substantial body masses, demonstrate a lower risk of cancer mortality compared t
https://doi.org/10.1093/molbev/msaf159
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Tim Frasier
Peter Corkeron
3 months ago
Well this is unfortunate - extend the pause on regulations on
#lobster
fishing to protect
#rightwhales
until 2035? ""Lobstermen will have insufficient time to work in a good faith way to plan for new regulations, and may well find themselves unable to comply," Golden said Tuesday" 🐳🌍🦑
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Golden, lobstermen call on Congress to extend right whale regulatory moratorium until 2035
A moratorium on new regulations intended to protect critically endangered North Atlantic right whales is set to expire at the end of 2028. Lobster fishing groups and Rep. Jared Golden are asking Congr...
https://www.mainepublic.org/environment-and-outdoors/2025-07-23/golden-lobster-fishing-groups-call-on-congress-to-extend-right-whale-regulatory-moratorium-to
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Tim Frasier
Society for Marine Mammalogy
3 months ago
The Society for Marine Mammalogy’s Official List of Marine Mammal Species and Subspecies has been updated. Visit the SMM website for the full list:
marinemammalscience.org/science-and-...
Image: Uko Gorter 2025
#SMM
#Marinemammal
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Aerin Jacob, PhD
3 months ago
[July 12] My latest roundup of
#ConservationJobs
in Canada, plus a few cool ones not related to conservation. All ads have salary range. I’m not involved so please contact employers directly. Feel free to send me job ads for future compilations.
www.linkedin.com/posts/aerinj...
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[12 July 2025] Another round-up of #ConservationJobs in Canada. | Aerin Jacob
[12 July 2025] Another round-up of #ConservationJobs in Canada. All job ads show the salary range. Please share! I am not involved in these jobs so please connect with organizations directly. If you a...
https://www.linkedin.com/posts/aerinj_conservationjobs-greenjobs-conservation-activity-7349900706163683328-ithp?utm_source=share&utm_medium=member_ios&rcm=ACoAAAahk5gBCMc1Zj4SUxLyJF1O72O6WvO__0c
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ResearchGate just asked me if Robert Kennedy authored some of my papers with me (on whale genetics). What the hell is going on!? Has he hired folks at ResearchGate to help pad his resume? This is crazy and alarming. Curious to hear if others are seeing this.
3 months ago
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Solomon Kurz
3 months ago
New
#rstats
blog up!
solomonkurz.netlify.app/blog/2025-07...
This is the first in a brief series where we use {brms} to learn {Stan} code. Many thanks to
@fusaroli.bsky.social
and
@stephenjwild.bsky.social
for their helpful reviews.
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Learn Stan with brms, Part I | A. Solomon Kurz
y ~ 1
https://solomonkurz.netlify.app/blog/2025-07-07-learn-stan-with-brms-part-i/
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Ming Tommy Tang
3 months ago
DiffMethylTools: a toolbox of the detection, annotation and visualization of differential DNA methylation
www.biorxiv.org/content/10....
the github link is dead, though..
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I only recently found out that Web of Stories has a wonderful series of long and fascinating interviews with some major figures in Biology and other fields (authors, artists, poets, etc.), including John Maynard Smith, Ernst Mayr, and many others. Well worth a watch.
www.youtube.com/@webofstorie...
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Web of Stories - Life Stories of Remarkable People
Web of Stories - Life Stories of Remarkable People is an archive of the life stories some of the greatest people of our times who have influenced our world. Web of Stories began as an archive of life...
https://www.youtube.com/@webofstories/playlists
4 months ago
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Tim Frasier
Carl T. Bergstrom
4 months ago
As a follow-up to _Calling Bullshit_, Jevin West and I developed the course about LLMs that we think every college freshman should take. Yesterday I talked about the course in a seminar at UNSW. And thanks to my colleagues there, 24 hours later the video is already online.
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Carl T. Bergstrom
4 months ago
A few months ago, Nature published how-to guide for using ChatGPT to write your peer reviews in 30 minutes. This is, of course, a horrible idea. Here’s my response with
@jbakcoleman.bsky.social
.
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AI, peer review and the human activity of science
When researchers cede their scientific judgement to machines, we lose something important.
https://www.nature.com/articles/d41586-025-01839-w
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Molecular Biology and Evolution
4 months ago
In a new Review article, Hu et al. propose "Conservation Evolutionary Biology" as a new subdiscipline of conservation biology that integrates evolutionary history and ecosystem dynamics to guide biodiversity conservation. 🔗
doi.org/10.1093/molbev/msaf122
#evobio
#molbio
#conservation
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Tim Frasier
Jeremy BOO! Yoder 🎃💀🕷️
4 months ago
Looks like the live-stream of the talk will be set to go here, a bit before 7pm Eastern:
youtube.com/live/vfDKMEy...
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Tim Frasier
Albrecht Schulte-Hostedde
4 months ago
Very important - I’m working on a project gauging who feeds urban wildlife and why. Critical to have people on the team who, for example, know how to design robust questionnaires etc.
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Tim Frasier
Peter Sagal
4 months ago
Today, the House of Representatives will vote on a rescission package that will instantly gut all federal funding for public media. All of it, gone. Here’s more information:
protectmypublicmedia.org?utm_source=n...
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Protect My Public Media
Take a stand for the local stations and programs you love.
https://protectmypublicmedia.org/?utm_source=npr_modal&utm_medium=nprweb&utm_campaign=nprrescission&_ptid=%7Bkpdx%7DAAAA0jW4XyDwwwoKOUVOeEtRNThwdRIQbWJ0Y2plcGF3cHdmZmVhbRoMRVhJOVVBMzVKV05GIiUxODA3cDFvMGJrLTAwMDAzNXI0Mmtnc2NxdHM1cjhkZ2xhNDM0KhtzaG93VGVtcGxhdGU0Nk5KMTI5QU5OV0w0NjgwAToMT1RDTzAySVRZRE5CQg1PVFZaUklZSERTUEdBUhJ2LW1idGNpdHA5aGtoM2VpeTNaHjJhMDQ6NGU0MTozODAxOmJhNjk6OmI4YTA6NmE2OWIDZG1zaOyusMIGcB14BA
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Peter Corkeron
4 months ago
New paper on
#rightwhale
conversation by Cole & Brillant
www.int-res.com/articles/esr...
"...annual entanglement risk to right whales from the GSL snow crab fishery is estimated to have been reduced by approximately 62 ± 3% (mean ± SE) relative to pre-closure" 🐳🌍🦑
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Tim Frasier
Richard McElreath 🐈⬛
4 months ago
Every scientific institute should follow this path. There is no moral stance for spending so much public money on bad software that sacrifices your sovereignty. Word/Excel are not the worst of it. e.g. The Max Planck Society spends millions of Euros annually for shitty MS calendar/email.
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Tim Frasier
Matthew Hahn
4 months ago
Our paper (w/
@smishra677.bsky.social
) is now out in Genetics!
academic.oup.com/genetics/adv...
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Harmit Singh Malik
4 months ago
Actual conversation I have with myself upon reading the daily news this year.
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Jente Ottenburghs | Avian Hybrids
5 months ago
New story on the Avian Hybrids blog! On de-extinct Dire Wolves and the dubious use of species concepts
avianhybrids.wordpress.com/2025/05/17/o...
The discussion about the de-extinct dire wolves was a nice opportunity to explain the application of species concepts and criteria.
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On de-extinct Dire Wolves and the dubious use of species concepts
Why these animals are not Dire Wolves.
https://avianhybrids.wordpress.com/2025/05/17/on-de-extinct-dire-wolves-and-the-dubious-use-of-species-concepts/
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Ellen Garland
5 months ago
New paper: Culture and conservation in baleen whales
@ellengarland.bsky.social
,
@petercorkeron.bsky.social
, Mike Noad, Briana Abrahms,
@jennyallen13.bsky.social
,
@rconstantine.bsky.social
,
@lrendell.bsky.social
, Renata Sousa-Lima, Kate Stafford,
@emma-carroll.bsky.social
doi.org/10.1098/rstb...
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Culture and conservation in baleen whales | Philosophical Transactions of the Royal Society B: Biological Sciences
Culture, defined as information or behaviours shared within a population and acquired from conspecifics through social learning, acts as a second inheritance system which has important implications for species' ecology and evolution. Understanding the ...
https://doi.org/10.1098/rstb.2024.0133
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Tim Frasier
Marco Festa-Bianchet 🇨🇦
6 months ago
🧪
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