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wicherts.bsky.social

@wicherts.bsky.social

Professor in methodology. Posts about meta-research, intelligence, open science, methods, and bias & error in (psychological) science. Also proud father of 4

528 Followers  |  83 Following  |  3 Posts  |  Joined: 29.01.2024  |  1.3854

Latest posts by wicherts.bsky.social on Bluesky

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A Cross-Sectional Study of the Completeness of Preregistrations by Psychological Authors From German-Speaking Institutions - Lena Hahn, Andreas Glöckner, Mario Gollwitzer, Jens Hellmann, Jens Lange, S... Preregistering confirmatory research aims at reducing researchers’ degrees of freedom and increasing transparency to ultimately increase replicability. Yet the ...

How complete are preregistrations?

Short answer: 53% include all 6 procedural specifications

Medium answer: 🧵

Long answer: check out my publication with A. Glöckner @mariogollwitzer.bsky.social J. Hellmann, J. Lange, S. Schindler & @kaisassenberg.bsky.social

doi.org/10.1177/2515...

18.08.2025 11:06 — 👍 65    🔁 34    💬 1    📌 2
APA PsycNet

What it takes to tutor—A preregistered direct replication of the scaffolding experimental study by D. Wood et al. (1978).

psycnet.apa.org/fulltext/202...

14.07.2025 12:03 — 👍 0    🔁 0    💬 0    📌 0
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Good, bad, different or something else? A scoping review of the convictions, conventions and developments around quality in qualitative research | Royal Society Open Science We present a scoping review of methodological papers in the social science literature covered in Scopus from 2017 to 2022. In this review, we document the shared norms, ideals and practices regarding ...

The quality of qualitative research

royalsocietypublishing.org/doi/10.1098/...

26.06.2025 06:16 — 👍 8    🔁 4    💬 1    📌 0
OSF

📣New Preprint Alert!

Esther Maassen meticulously simulated the effect of p-hacking and publication bias on effect size & heterogeneity estimates.

💡bad: selective outcome reporting & optional dropping
💡bad: publication bias
💡not so bad: optional stopping/outlier removal

osf.io/preprints/ps...

19.06.2025 08:46 — 👍 34    🔁 19    💬 2    📌 2

Vacancy: We are looking for two fully paid PhD students in methodology and statistics as part of my NWO-funded VICI project Examining Variation in Causal Effects in Psychology!

www.academictransfer.com/nl/338321/ph...

27.02.2024 15:29 — 👍 5    🔁 2    💬 1    📌 0

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