After a long road, Lee, Feller, Rabe-Hesketh and I finally got our paper on estimating distributions of cross-site impact heterogeneity accepted at JEBS (arxiv.org/abs/2308.06913)! A celebratory blog post on easy things to do is here: cares-blog.gse.harvard.edu/post/plotting-… #empirical_bayes

It’s great to share this new open access article on multivariate meta-analysis written by me and Qian Zhang! Measurement error is there whether we admit it or not. doi.org/10.1111/bmsp.1…

🚨 We’re looking for an ambitious quantitative researcher This role is an exciting opportunity to input on the Survey Futures project and help to deliver a step change in survey research in the UK! #ResearchJobs Apply by Sunday, 30 June on the CLS website: bit.ly/3KuzL1x

"a “girl-typical” cognitive skill profile emphasizing verbal skills may provide students with a small overall educational advantage" online.ucpress.edu/collabra/artic…

Check out this #OpenAccess meta-analysis on the motivational and emotional effects of computer adaptive testing at econtent.hogrefe.com/doi/10.1027/10…

Call for Papers: Hotspots in Psychology 2026: doi.org/10.1027/2151-2… #metaanalysis #machinelearning

You know what’s nice about meta-analysis studies? They’re perfect. There is just nothing wrong that can go there and every single one is pure, informative, impact. In this new preprint, we valiantly sought to falsify this universally held belief. 1/7

Reminder that we are still interested in special issues. Comment here or send us a message.

14 different literature review types categorized by method used

I recently hosted a 3-hour online workshop on "Conducting Meta-Analytic Structural Equation Modeling (MASEM) with R." You may watch the video here: youtu.be/JTikY5Df-Zg and access the materials here: github.com/mikewlcheung/m…. #RStats #MetaAnalysis #StructuralEquationModeling

Do educational assessments have gender measurement equivalence? Read this systematic review at econtent.hogrefe.com/doi/10.1027/10… to find out

Verstehe ich das richtig? 2019 warnt Robert Habeck (praktisch auf das Jahr genau, 2025) vor einer Bruchlandung von VW, aufgrund der damals gefahrenen Strategie und wird jetzt von den gleichen Menschen kritisiert, die spiegel.de/wirtschaft/unt… 1/2

#BigTeamScience #IntellectualDisability Just bringing this up to the Twitterverse attention again :) We are looking for collaborators worldwide 🌎🌍 - research teams can join the largest project on cognition and intellectual disability until the end of September. Pls share!

At last! A rather technical paper on using simulation to compare how you can get different conclusions from different analyses of a dataset - nothing new to trials people, but it still needs saying - applied to a reading intervention journals.sagepub.com/doi/10.1177/25… #DeclareDesign

#MetaAnalysis folks take note! The AERA SIG on Systematic Review and Meta-Analysis (@SRMA_SIG) will be back with our online seminar series this Fall! We've got an awesome line-up over the next few months, starting (Fri 9/27) with Getting Meta-Analysis Done.

Falls wer überlegt, morgen ungültig zu wählen: Ich hab mal versucht zu erklären, warum das unsinnig ist. Anlass war die Präsidentenwahl 2016, aber die Argumente gelten genauso für eine Nationalratswahl. arminwolf.at/2016/12/03/war…

Stop using box plots. Use this plot instead. Here's why:

Now out in J Applied Psychology, a rigorous #IOPsych paper on occupational differences in #personality traits, based on 70K people, 250+ jobs and comprehensive trait assessments. You can also see which jobs match your traits (link 👇). 🧵 doi.org/10.1037/apl000… Kätlin Anni Uku Vainik