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Does Psychology Have a Publication Bias Problem? Yes and No

[From the article, “The Meaningfulness of Effect Sizes in Psychological Research: Differences Between Sub-Disciplines and the Impact of Potential Biases” by Thomas Schäfer and Marcus Schwarz, published April 11, 2019 in Frontiers in Psychology] “From past publications without preregistration, 900…

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REED: Replications in Economics are Different from Replications in Psychology, and Other Thoughts

In July 2017, Economics: The Open Access, Open Assessment E-Journal issued a call for papers for a special issue on the practice of replication. The call stated, “This special issue is designed to highlight alternative approaches to doing replications, while…

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IN THE NEWS: Scicurious (December 16, 2018)

[From the article “Sometimes a failure to replicate a study isn’t a failure at all” by Bethany Brookshire, published in Scicurious] “As anyone who has ever tried a diet knows, exerting willpower can be exhausting. After a whole day spent…

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Using Bayesian Reanalysis to Decide Which Studies to Replicate

[From the preprint “When and Why to Replicate: As Easy as 1, 2, 3?” by Sarahanne Field, Rink Hoekstra, Laura Bringmann, and Don van Ravenzwaaij, posted at PsyArXiv Preprints.] “…a flood of new replications of existing research have reached the…

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The (Honest) Truth About Dishonesty: A Personal Example From the Authors?

[From the blog entitled “Oh, I hate it when work is criticized (or, in this case, fails in attempted replications) and then the original researchers don’t even consider the possibility that maybe in their original work they were inadvertently just…

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IN THE NEWS: FiveThirtyEight (December 6, 2018)

[From the article “Psychology’s Replication Crisis Has Made The Field Better” by Christie Aschwanden, published at FiveThirtyEight] “The replication crisis arose from a series of events that began around 2011, the year that social scientists Uri Simonsohn, Leif Nelson and…

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How Should One Statistically Analyse a Replication? It Depends.

[From the preprint, “Statistical Analyses for Studying Replication: Meta-Analytic Perspectives” by Larry Hedges and Jacob Schauer, forthcoming in Psychological Methods] “Formal empirical assessments of replication have recently become more prominent in several areas of science, including psychology. These assessments have…

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Your One Stop Shop for the Pre-registration Debate

Recently the 59th annual meeting of the Psychonomic Society in New Orleans played host to an interesting series of talks on how statistical methods should interact with the practice of science. Some speakers discussed exploratory model building, suggesting that this activity may not…

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IN THE NEWS: The Atlantic (November 19, 2018)

[From the article, “Psychology’s Replication Crisis Is Running Out of Excuses” By Ed Yong, published in The Atlantic] “The Many Labs 2 project was specifically designed to address these criticisms. With 15,305 participants in total, the new experiments had, on…

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BBC Radio Program on the Replication Crisis

BBC Radio just produced an interesting and balanced program about the replication crisis, with a focus on psychology. Interviewees include John Bargh, Susan Fiske, John Ioannidis, Brian Nosek, Stephen Reicher, Diederik Stapel and Simine Vazire. One of the highlights is…

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