It's really true! Y_post - Y_pre ~ Z almost ALWAYS has worse precision than Y_post ~ Z + pre (compare teal "difference-in-difference" to gold "ols" in plot below)

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Looking for 125 researchers to participate in virtual forensic AI games! We will give you an AI report that documents irregularities in sports/exercise related articles. Also releasing our open source new I4R AI Audit Protocol. Details in this 🧵. Join us!

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New tutorial! "How Many Sites, Participants, and Trials? A Tutorial on Multilevel Power Analysis for Multisite Studies with Repeated Measures" 🏢 🏢 🧍 🧍 🧍 🧍 🧍 🧍 🖥️🖥️ 🖥️🖥️ 🖥️🖥️ 🖥️🖥️ 🖥️🖥️ 🖥️🖥️ osf.io/preprints/ps...

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bmm 1.4.1 is on CRAN! Signal detection theory & multinomial processing tree models join bmm: hierarchical Bayesian measurement models of cognition, written as brms-style formulas and fit with Stan. Get the new version now, with: install.packages("bmm") 🧵 #rstats #brms #PsychMethods

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Proud to have this paper out today at Nature Human Behaviour @nathumbehav.nature.com ! Heroic, creative work by Zekun Sun (w/ Zhiran Xie and me).

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