The pitfalls of open data

TL;DR summary: some data can be made publicly available without any problems. A lot of data, however, cannot. Therefore, unrestricted sharing should not be the default. In stead, all data could be hosted on institutional repositories to which researchers can get access upon request to the institution. Data is an essential part of research, and Continue Reading

Why a meta-analysis of 90 studies does not tell that much about psi, or why academic papers should not be reduced to their data

Social psychologist-turned-statistics-and-publication-ethics crusader Daniel Lakens has recently published his review of a meta-analysis of 90 studies by Bem and colleagues that allegedly shows that there is strong evidence for precognition. Lakens rips apart the meta-analysis in his review, in particular because of the poor control for publication bias. According to Lakens, who recently converted to Continue Reading