Category: NEWS & EVENTS


A Must-Read on the Statistical Analysis of Replications

[Excerpts taken from the article, “The Statistics of Replication” by Larry Hedges, pubished in the journal Methodology] Background “Some treatments of replication have defined replication in terms of the conclusions obtained by studies (e.g., did both studies conclude that the…

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Pre-Analysis Plans in Economics and Political Science: Are They Working?

[Excerpts taken from the article, “Pre-analysis Plans: A Stocktaking” by George Ofosu and Daniel Posner, posted at George Ofosu’s website at the London School of Economics] “We draw a representative sample of PAPs and analyze their content to determine whether…

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Data Sharing: Good Research Practice? Or an Impediment to Science?

[Excerpts taken from the article “E.P.A. to Limit Science Used to Write Public Health Rules” by Lisa Friedman, published in the New York Times] “The Trump administration is preparing to significantly limit the scientific and medical research that the government…

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Data Sharing in Addiction Journals? Yeah, It’s Not Happening There

[Excerpts taken from the article “Data sharing practices in randomized trials of addiction interventions” by Matt Vassar, Sam Jellison, Hannah Wendelbo, and Cole Wayant, published in the journal Addictive Behaviors] “We conducted a 6 year cross-sectional investigation of the rates…

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Pre-registration: The Naysayers Strike Back!

[Excerpts taken from the preprint, “Preregistration is redundant, at best” by Aba Szollosi et al., posted at PsyArXiv Preprints] “The key implication argued by proponents of preregistration is that it improves the diagnosticity of statistical tests…In the strong version of…

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Journal-Based Replication

[Excerpts taken from the article “A Journal-Based Replication of ‘Being Chosen to Lead’” by Allen Drazen, Anna Dreber, Erkut Ozbay, and Erik Snowberg, posted at Snowberg’s website at the California Institute of Technology] “More replication seems needed, and there is…

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There’s Gold in Them Thar Predictions!

[Excerpts taken from the article “Predict science to improve science” by Stefano DellaVigna, Devin Pope, and Eva Vivalt, published in Science] “Many fields of research, such as economics, psychology, political science, and medicine, have seen growing interest in new research…

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IN THE NEWS: Reason (October 22, 2019)

[Excerpts taken from the article “A Famous Study Found That Blind Auditions Reduced Sexism in the Orchestra. Or Did It?” by Robby Soave, published in Reason Magazine] “One of the best-known scientific studies to posit that implicit bias—the idea that…

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And Now an “Inference Crisis”?

[Excerpts are taken from the article “Assessing Theoretical Conclusions With Blinded Inference to Investigate a Potential Inference Crisis” by Starns et al., published in Advances in Methods and Practices in Psychological Science] “The replication crisis in science has led to…

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Reproducibility and Meta-Analyses: Two Great Concepts That Apparently Don’t Mix

[Excerpts taken from the report “Examining the Reproducibility of Meta-Analyses in Psychology: A Preliminary Report” by Daniel Lakens et al., posted at MetaArXiv Preprints ] “…given the broad array of problems that make it difficult to evaluate the evidential value…

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