Reproducibility and Replicability Knowledge

 

Negative results are disappearing from most disciplines and countries

Concerns that the growing competition for funding and citations might distort science are frequently discussed, but have not been verified directly. Of the hypothesized problems, perhaps the most worrying is a worsening of positive-outcome bias. A …

Shall we really do it again? The powerful concept of replication is neglected in the social sciences

Replication is one of the most important tools for the verification of facts within the empirical sciences. A detailed examination of the notion of replication reveals that there are many different meanings to this concept and the relevant …

How (and Whether) to Teach Undergraduates About the Replication Crisis in Psychological Science

Over the past 10 years, crises surrounding replication, fraud, and best practices in research methods have dominated discussions in the field of psychology. However, no research exists examining how to communicate these issues to undergraduates and …

Measuring the Prevalence of Questionable Research Practices With Incentives for Truth Telling

Cases of clear scientific misconduct have received significant media attention recently, but less flagrantly questionable research practices may be more prevalent and, ultimately, more damaging to the academic enterprise. Using an anonymous …

The Empirical March: Making Science Better at Self-Correction

Psychology has been criticized recently for a range of research quality issues. The current article organizes these problems around the actions of the individual researcher and the existing norms of the field. Proposed solutions align the incentives …

The Persistence of Underpowered Studies in Psychological Research: Causes, Consequences, and Remedies

Underpowered studies persist in the psychological literature. This article examines reasons for their persistence and the effects on efforts to create a cumulative science. The "curse of multiplicities" plays a central role in the presentation. Most …

Circle of Willis (episode with Simine Vazire)

Welcome to Episode 8, where I talk to SIMINE VAZIRE, Associate Professor of Psychology at the University of California at Davis, about the stability of personality, our ability to know ourselves, and some of the nuances within the prescriptive advice …

Everything Hertz

A podcast about open science and psychology

Open science: many hands make light work

Open science has been highlighted as one of the priorities of the Dutch presidency of the European Union in 2016. Matthew Dovey discusses the motivations behind the open science movement and why initiatives to support it are more important than ever. …

Science and Pseudoscience BBC Radio Talk

A podcast about science and pseudoscience
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