Publication Bias

Publication rate in preclinical research: A plea for preregistration

Objectives The ultimate goal of biomedical research is the development of new treatment options for patients. Animal models are used if questions cannot be addressed otherwise. Currently, it is widely believed that a large fraction of performed …

Registered report adoption in academic journals: assessing rates in different research domains

Although the number of journals that have adopted the registered report format has increased rapidly in recent years, they still account for only a tiny portion of academic journals. This article provides a summary and overview of the number and …

The Meaningfulness of Effect Sizes in Psychological Research: Differences Between Sub-Disciplines and the Impact of Potential Biases

Effect sizes are the currency of psychological research. They quantify the results of a study to answer the research question and are used to calculate statistical power. The interpretation of effect sizes—when is an effect small, medium, or …