When should researchers use linear mixed-effects models (LMMs) versus repeated-measures analysis of variance (RM-ANOVA) for analysing repeated-measures data? I first outline the conceptual and statist...

ESRC Studentships Main Competition The UBEL DTP’s fully funded ESRC studentships cover full payment of tuition fees per year and an annual maintenance stipend. What’s on offer UBEL DTP studentships co...

Online conferences, news, membership functions, and information about the Society

The JASP team is excited to support four workshops this year (2026). Each of these workshops can be attended either in person (at the University of Amsterdam) or online: On Monday August 24th, we orga...

TL;DR The upcoming JASP version (due to appear this week) will bring a fully integrated AI. Use an API key to hook up your own LLM and take advantage of its ability to propose and conduct new analyses...

The connectivity hypothesis, central to the increasingly influential symptom network approach to psychopathology, proposes that stronger connectivity …

Named after Italian economist Vilfredo Pareto, the Pareto principle states that 20% of the causes (the “vital few”) are reasonsible for 80% of the consequences. Translated to the context of quality co...

Online conferences, news, membership functions, and information about the Society

Individual Differences in Cognition (IDIC) is an official journal of the Psychonomic Society focusing on empirical, measurement, and statistical-methods ...

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Two summer schools focused on skills for cognitive modeling and mathematical psychology will each receive $20,000 grants through this year’s Estes Fund.

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YouTube video by OPAM Conference

On 16-17 February 2026 the Netherlands eScience Center is hosting a two-day JASP hackathon in Amsterdam. The purpose of the hackathon is to guide participants into developing their very own JASP modul...

For larger donations (> $500), JASP now accepts tax-deductable contributions. To donate from the US, simple visit this UvA website. As you can read there: U.S.-based donors can make tax-deductible con...

One of the greatest (and, in my opinion, most overlooked) aspects of science is that it is a process inherently founded on and driven by community. Almost all ongoing research questions are derived…

A few days ago I announced a small quality control project where I would measure 20 bags of “1 kg” Albert Heijn (AH) potato bags to assess whether or not AH is systematically underfilling them, as som...

If you’ve ever checked your smartwatch to see how stressed you are, you’re part of a growing group of people—and scientists—turning to wearable tech for insights about the body and mind. From smart…

This section provides brief summaries of selected resources for research that have been published in journals of the Psychonomic Society, typically Behavior Research Methods. These resources consis…

This section provides brief summaries of selected resources for research that have been published in journals of the Psychonomic Society, typically Behavior Research Methods. These resources consis…

This section provides brief summaries of selected resources for research that have been published in journals of the Psychonomic Society, typically Behavior Research Methods. These resources consis…

This section provides brief summaries of selected resources for research that have been published in journals of the Psychonomic Society, typically Behavior Research Methods. These resources consis…

Ever confuse two people you’ve met, particularly if they’re both of a different race than you are? It’s likely that part of why this is hard for you is the Other Race Effect, where we find people w…

A common trope in high school movies involves the protagonist being given a tour of the various student cliques, where distinctive groups like the rowdy football players, the fashionable mean girls…

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