Valentin Amrhein @vamrhein.bsky.social · 10/09/2026www.nature.com/articles/s41...nature.comPsychological barriers to improving carbon competence - Nature SustainabilityThe psychological processes obstructing carbon competence—the acquisition of knowledge about the relative mitigation potential of different actions—are not well known. This study investigates the psyc... 010
Reposted by Valentin AmrheinStuart Chambers @projectourworld.bsky.social · 11/07/2026Mat Bell’s eye-catching photograph is one of the shortlisted entries for the Australian Geographic nature photographer of the year 2026 . An Adélie penguin to propel itself from the water to the safety of an iceberg. Photograph: Mat Bell/Australian Geographic 732642440
Valentin Amrhein @vamrhein.bsky.social · 07/06/2026"a ‚significant' p-value between 0.01 and 0.05 should be interpreted with the expectation that the effect is exaggerated by more than 50% (median 1.56) and that an exact replication has about a one-in-three chance of also being significant." evidenceinthewild.com/p-value-look...evidenceinthewild.comThe P-Value Got a Lecture. It Needed a Lookup Table.Ten years after the ASA told us to stop misusing p-values, we're still arguing about thresholds. Erik van Zwet and colleagues did something different: they asked 23,000 clinical trials what a p-value ... 1156
Reposted by Valentin AmrheinValentin Amrhein @vamrhein.bsky.social · 22/05/2026Ich suche eine neue KollegIn als Co-RedaktorIn der Fachzeitschrift "Ornithologischer Beobachter". Es handelt sich um eine unbefristete 40%-Stelle an der Schweizerischen Vogelwarte Sempach. Bitte bewerben oder weiterleiten! www.ala-schweiz.chala-schweiz.chHome – Ala - Schweizerische Gesellschaft für Vogelkunde und VogelschutzAla Schweizerische Gesellschaft für Vogelkunde und Vogelschutz, Ornithologischer Beobachter 024
Valentin Amrhein @vamrhein.bsky.social · 22/05/2026Ich suche eine neue KollegIn als Co-RedaktorIn der Fachzeitschrift "Ornithologischer Beobachter". Es handelt sich um eine unbefristete 40%-Stelle an der Schweizerischen Vogelwarte Sempach. Bitte bewerben oder weiterleiten! www.ala-schweiz.chala-schweiz.chHome – Ala - Schweizerische Gesellschaft für Vogelkunde und VogelschutzAla Schweizerische Gesellschaft für Vogelkunde und Vogelschutz, Ornithologischer Beobachter 024
Reposted by Valentin AmrheinColin Beale @cmbeale.bsky.social · 02/04/2026Are you looking for a Post-doc related to biodiversity? We might have just the role for you! @anthropocenebio.bsky.social are curently advertising 10 (yes!) post-docs covering natural & social science of biodivesity. Come work with us & share with anyone appropriate! sites.google.com/york.ac.uk/l...sites.google.comLCAB Postdoctoral recruitmentThe Leverhulme Centre for Anthropocene Biodiversity (LCAB) is a major research centre funded by the Leverhulme Trust to increase knowledge of how the relationship between humanity and the natural worl... 12438
Reposted by Valentin AmrheinJohn Bistline @bistline.bsky.social · 01/04/2026This is my favorite climate change chart. Japanese monks, aristocrats, and emperors kept meticulous records of cherry blossom festivals for 1,200 years and accidentally built the world's longest climate dataset. 168183426900
Reposted by Valentin AmrheinRachel Mitchell @funeco.bsky.social · 26/03/2026Ecologists! I have received four sets of paper reviews back in the last month, and two had obviously AI generated reviews: @plos.org and @journalofecology.bsky.social. We also have reviews from @journalofecology.bsky.social that I strongly suspect were AI. Our peers are intellectually lazy. 291
Reposted by Valentin AmrheinWWF UK @wwf.org.uk · 25/03/2026A perfectly timed capture wins @nhm-london.bsky.social #WPOTY Nuveen People’s Choice Award. 📸 🎉 Huge congratulations to photographer Josef Stefan on this incredible capture of an Iberian lynx playing with its prey. 411993252
Reposted by Valentin AmrheinValentin Amrhein @vamrhein.bsky.social · 20/03/2026Power is not the ‘probability of obtaining a statistically significant result.’ It is this probability only if the true effect is equal to the alternative hypothesis used for power calculation and if all model assumptions are correct. Giving less power to statistical power doi.org/10.1177/0023...doi.orgSage Journals: Discover world-class researchSubscription and open access journals from Sage, the world's leading independent academic publisher. 0136
Valentin Amrhein @vamrhein.bsky.social · 20/03/2026Power is not the ‘probability of obtaining a statistically significant result.’ It is this probability only if the true effect is equal to the alternative hypothesis used for power calculation and if all model assumptions are correct. Giving less power to statistical power doi.org/10.1177/0023...doi.orgSage Journals: Discover world-class researchSubscription and open access journals from Sage, the world's leading independent academic publisher. 0136
Reposted by Valentin AmrheinÇağlar Akçay @caglarakcay.bsky.social · 18/03/2026New paper led by @alperyelimlies.bsky.social (1st chapter of his thesis!) in Animal Behaviour: Alper discovered that female Galapagos yellow warblers commonly sing solo songs and duets with their mates but mostly during the non-breeding season. doi.org/10.1016/j.an... #ornithology 04513
Reposted by Valentin AmrheinEsme Ashe-Jepson @esme-ashe.bsky.social · 05/03/2026Today we set up two insect monitoring stations in the glorious sunshine as part of a Masters thesis project. We will be comparing this with traditional monitoring to improve our understanding of the role of AI to supplement and enhance insect monitoring 🐝🪰🦋💚 @globalchangeeco.bsky.social 1133
Reposted by Valentin AmrheinJani Vastamäki @janivast.bsky.social · 27/02/2026"The number of birds captured in mist nets plummeted by 40% between 2001 and 2014. Likewise, bird numbers fell by 50% during systematic surveys of birds by sight and sound. The most severe declines occurred among species that feed on insects."science.orgBirds are vanishing from tropical forests. Is another ‘silent spring’ coming?As mysterious bird declines crop up in the Amazon and beyond, scientists suspect climate change may be to blame 01211
Valentin Amrhein @vamrhein.bsky.social · 26/02/2026We promote relaxing long-held views of what a statistical interval does, or should, represent and see interpreting confidence or credible intervals as compatibility intervals as a step in this direction. Giving less power to statistical power doi.org/10.1177/0023...doi.orgSage Journals: Discover world-class researchSubscription and open access journals from Sage, the world's leading independent academic publisher. 041
Valentin Amrhein @vamrhein.bsky.social · 24/02/2026A successful study should result in useful information about how compatible the data (and background assumptions) are with values large (or small) enough to be deemed practically important. Giving less power to statistical power doi.org/10.1177/0023...doi.orgSage Journals: Discover world-class researchSubscription and open access journals from Sage, the world's leading independent academic publisher. 082
Reposted by Valentin AmrheinPat Savage @patrickesavage.bsky.social · 23/02/2026My book is now published! 🌏🎶🧪 You can download it for free at academic.oup.com/book/62353 - I’d be grateful if you do! I also published an accessible summary with audio/video today in @nature.com: www.nature.com/articles/d41... Try reading that first, then give the whole book a read if you like it! 711251
Reposted by Valentin AmrheinAndrew Gelman et al. @statmodeling.bsky.social · 22/02/2026“Giving less power to statistical power” statmodeling.stat.columbia.edu/2026/02/22/g...statmodeling.stat.columbia.edu “Giving less power to statistical power” | Statistical Modeling, Causal Inference, and Social Science 0123
Reposted by Valentin AmrheinBerna Devezer @devezer.bsky.social · 20/02/2026ERROR RATES ARE HYPOTHETICAL!! "They seem to bring an air of objectivity and comfort to an otherwise challenging and messy research process; but their roots inhabit the same soil as statistical hypothesis tests that have been criticized for decades" 1323
Valentin Amrhein @vamrhein.bsky.social · 20/02/2026Giving less power to statistical power (Higgs & Amrhein) doi.org/10.1177/0023...doi.orgSage Journals: Discover world-class researchSubscription and open access journals from Sage, the world's leading independent academic publisher. 0114
Reposted by Valentin AmrheinStephen Senn @stephensenn.bsky.social · 05/02/2026Die, Dichotomy. www.linkedin.com/pulse/die-di... A brief post encouraging you to read the original paper with @erik-van-zwet.bsky.social and @f2harrell.bsky.social . onlinelibrary.wiley.com/doi/epdf/10....linkedin.comDie, DichotomyWe have studied 21 435 unique randomized controlled trials (RCTs) from the Cochrane Database of Systematic Reviews (CDSR).Of these trials, 7224 (34%) have a continuous (numerical) outcome and 14 211 (... 0178
Valentin Amrhein @vamrhein.bsky.social · 15/02/2026onlinelibrary.wiley.com/doi/10.1002/...onlinelibrary.wiley.comAn Empirical Assessment of the Cost of Dichotomization of the Outcome of Clinical TrialsWe have studied 21 435 unique randomized controlled trials (RCTs) from the Cochrane Database of Systematic Reviews (CDSR). Of these trials, 7224 (34%) have a continuous (numerical) outcome and 14 211.... 01910
Reposted by Valentin AmrheinBen Sheldon @sheldonbirds.bsky.social · 26/01/2026Remarkable photo illustrating (American) Woodcock visual field macaulaylibrary.org/asset/616675...macaulaylibrary.orgML616675248 - American Woodcock - Macaulay LibraryMacaulay Library ML616675248; © Karim Bouzidi; Longueuil, Quebec, Canada 16113
Reposted by Valentin AmrheinBruce Springsteen @brucespringsteen.net · 28/01/2026I wrote this song on Saturday, recorded it yesterday and released it to you today in response to the state terror being visited on the city of Minneapolis. It’s dedicated to the people of Minneapolis, our innocent immigrant neighbors and in memory of Alex Pretti and Renee Good. Stay freeyoutu.beBruce Springsteen - Streets Of Minneapolis (Official Audio)YouTube video by Bruce Springsteen 42569709440552
Reposted by Valentin AmrheinPhilip Amies @philipamies.eurosky.social · 08/07/2025Good overview of the history, Gosset mentioned, he worked at Guiness and had to publish as Student, hence Student t-test, he was interested in the problems associated with small sample sizes. peerj.com/articles/3544/peerj.comThe earth is flat (p > 0.05): significance thresholds and the crisis of unreplicable researchThe widespread use of ‘statistical significance’ as a license for making a claim of a scientific finding leads to considerable distortion of the scientific process (according to the American Statistic... 121
Reposted by Valentin AmrheinInformationsdienst Wissenschaft - idw @idw-online.de · 13/01/2026Nightingales are masters of imitation! New research shows: During territorial contests, a male matches a rival’s song in real time by tracking and imitating both, pitch and syllable duration. This shows a remarkable precision in hearing and v... weiterlesen 082
Reposted by Valentin AmrheinValentin Amrhein @vamrhein.bsky.social · 05/01/2026Redefine soil health: Nature conservation needs soil degradation. @jaliedtke.bsky.social has published her first preprint – we are looking forward to comments and discussions! dx.doi.org/10.2139/ssrn...dx.doi.orgRedefine soil health: Nature conservation needs soil degradationApplied conservation management in terrestrial nature reserves mainly focuses on aboveground species such as plants, insects, or birds. The belowground ecosyste 156
Valentin Amrhein @vamrhein.bsky.social · 05/01/2026Redefine soil health: Nature conservation needs soil degradation. @jaliedtke.bsky.social has published her first preprint – we are looking forward to comments and discussions! dx.doi.org/10.2139/ssrn...dx.doi.orgRedefine soil health: Nature conservation needs soil degradationApplied conservation management in terrestrial nature reserves mainly focuses on aboveground species such as plants, insects, or birds. The belowground ecosyste 156
Reposted by Valentin AmrheinMark A. Hanson @hansonmark.bsky.social · 11/11/2025We wrote the Strain on scientific publishing to highlight the problems of time & trust. With a fantastic group of co-authors, we present The Drain of Scientific Publishing: a 🧵 1/n Drain: arxiv.org/abs/2511.04820 Strain: direct.mit.edu/qss/article/... Oligopoly: direct.mit.edu/qss/article/... 8644453
Reposted by Valentin AmrheinBenoit Nabholz @benoitevol.bsky.social · 04/12/2025The CNRS is breaking free from the Web of Science www.cnrs.fr/en/update/cn...cnrs.frThe CNRS is breaking free from the Web of ScienceFrom January 1st 2026, the CNRS will cut access to one of the largest commercial bibliometric databases, Clarivate Analytics' 01210
Reposted by Valentin AmrheinMidwest Peoples Republic @ericleitzen.bsky.social · 01/12/2025I like to think that if the military r&d had instead gone into solar we'd be where we are now by like 1992 2482
Reposted by Valentin AmrheinJan Rosenow @janrosenow.bsky.social · 01/12/2025Energy transitions can happen faster than we think: In 2000 almost 90% of Denmark's electricity was from fossil fuels. In 2024 less than 10% of Danish electricity was from fossil fuels. 22190202564
Reposted by Valentin AmrheinWinston Lin @linstonwin.bsky.social · 22/11/2025I like this from @vamrhein.bsky.social et al. I assigned it to my class last semester and tried to explain that p-values measure how compatible (vs. surprising) the data are with the null, given our assumptions. But yeah, tests & CIs are hard to understand! www.blakemcshane.com/Papers/natur... 062
Reposted by Valentin AmrheinMartin A. Nuñez @martin-nunez.bsky.social · 27/10/2025"This is the book we need to give every single new PhD student in our labs." I love reading comments on the book Thanks!! 1173
Reposted by Valentin AmrheinViolinist.com @violincommunity.bsky.social · 20/10/2025How do you cope, when your bow arm starts shaking? How do you prevent that from happening in the first place? It's a fascinating and in-depth read about a topic that affects nearly every violinist at some point. www.violinist.com/blog/Xaver/2...violinist.comWhat I've learned about (my) shaky bowHas it ever happened to you that you could hardly control your bow in a concert or some other challenging situation? That you tried to fight bow-trembling by gripping the bow harder or even stopping t... 011
Valentin Amrhein @vamrhein.bsky.social · 20/10/2025Are you playing a bowed music instrument? Then you might find this blog post interesting: www.violinist.com/blog/Xaver/2...violinist.comWhat I've learned about (my) shaky bowHas it ever happened to you that you could hardly control your bow in a concert or some other challenging situation? That you tried to fight bow-trembling by gripping the bow harder or even stopping t... 020
Valentin Amrhein @vamrhein.bsky.social · 09/10/2025Excellent new editorial and guideline on interpreting p values and interval estimates bjsm.bmj.com/content/earl...bjsm.bmj.comInterpreting p values and interval estimates based on practical relevance: guidance for the sports medicine clinicianStatistical methods are employed in medical research to estimate effects of treatments or health conditions across populations.1 2 This paper presents a framework to avoid common misinterpretations th... 1206
Reposted by Valentin AmrheinIngwar Perowanowitsch @ingwarpero.bsky.social · 31/07/2025Quelle: yle.fi/a/74-20174831yle.fiHelsinki goes a full year without a traffic deathA city traffic engineer credits the success to lower speed limits and smarter design. 224639
Reposted by Valentin AmrheinSadie J. Ryan (she/her) @sjryan3.bsky.social · 17/09/2025Great to see our new paper "Health losses attributed to anthropogenic climate change" out in print today in @natclimate.nature.com, which builds on our landscaping project on climate-health attribution a couple of years ago, funded by @wellcometrust.bsky.social 05229
Reposted by Valentin AmrheinPhilip Bump @pbump.com · 06/09/2025For Trump and his allies, renewable energy is akin to the new Cracker Barrel logo: something they oppose largely because it’s different and seems to be forced upon them. But unlike the logo, there’s no going back on wind and solar. www.pbump.net/o/why-trump-... 522135
Reposted by Valentin AmrheinWorld Conferences on Research Integrity @wcrifoundation.bsky.social · 24/08/2025Could AI slow science? Confronting the production-progress paradox #AI #GenAI #ChatGPT #Claude #Science #WCRI2026 #WCRI www.aisnakeoil.com/p/could-ai-s...aisnakeoil.comCould AI slow science?Confronting the production-progress paradox 093
Valentin Amrhein @vamrhein.bsky.social · 17/08/2025Sabine Hossenfelder: "Scientific research is broken. This has been going on for decades, and the situation is not improving. It's getting worse." youtu.be/9yPy3DeMUyI?...youtu.beScientific research has big problems, and it's getting worseYouTube video by Sabine Hossenfelder 2103
Reposted by Valentin AmrheinJohn Holbein @johnholbein1.bsky.social · 31/07/2025Wow. Research findings with p-values marginally less than 0.05 attract 60 to 110% higher Altmetric scores than those with p-values marginally above 0.05. p-hacking means more popular attention! p-hacking FTW! 56018
Reposted by Valentin AmrheinBritish Ornithologists’ Union (BOU) @bou.org.uk · 25/07/2025EARLY VIEW in IBIS Breeding habitat preferences and niche partitioning of insectivorous songbirds in Alpine grasslands | onlinelibrary.wiley.... Yann Rime, Pius Korner, Barbara Helm, Valentin Amrhein, Christoph M. Meier | #ornithology 🪶 082
Reposted by Valentin AmrheinJournal of Cell Biology @jcb.org · 23/07/2025In a new Perspective article, Josh Morgan discusses how progress in cell biology is hindered by significance testing and the need for a shift to effect size estimation. rupress.org/jcb/article/... #Technology #Reproducibility #CellCycle #CellDivision #Statistics 33616
Reposted by Valentin AmrheinMartin Stendel @martinstendel.bsky.social · 21/07/2025Extreme Greenland melting event right now: thawing over 80% of the surface. Seen before only once in the record melt summer 2012. See more at @polarportal.bsky.social! 310872
Reposted by Valentin AmrheinAmerican Statistical Association History of Statistics @hos-asa.bsky.social · 12/07/2025Time for your yearly reminder that “We need less research, better research, and research done for the right reasons”. #OTD 1948 Douglas Altman b (d 3 June 2018) “One of the most influential medical statisticians of the past 50 years” he led reforms in medical research reliability & reporting. 1/3 26828
Valentin Amrhein @vamrhein.bsky.social · 25/06/2025"Conventional regression analysis provides inferences about the data generator, not the assumed target population" onlinelibrary.wiley.com/doi/10.1002/...onlinelibrary.wiley.comSome Ways to Make Regression Modeling More Helpful Than MisleadingClick on the article title to read more. 170
Reposted by Valentin AmrheinChristie Aschwanden @cragcrest.bsky.social · 12/06/2025"Bak-Coleman and others say the reformers should have seen that their claims and concerns could be weaponized by antiscience movements, and done more to prevent that." I often write about sci reform & I'm genuinely curious, how do you "prevent that"? www.science.org/content/arti...science.orgScience’s reform movement should have seen Trump’s call for ‘gold standard science’ coming, critics sayEfforts to improve the rigor of research may have unwittingly handed the administration a way to attack science 63510
Reposted by Valentin AmrheinMark Rubin @markrubin.bsky.social · 11/06/2025Science-wide replication crisis? "The executive order should be a wake-up call for science reformers to communicate more carefully." 3153