Effect sizes are the most important outcome of empirical studies. Most articles on effect sizes
highlight their importance to communicate the practical significance of results. For scientists …

A worrying number of psychological findings are not replicable. Diagnoses of the causes of
this “replication crisis,” and recommendations to address it, have nearly exclusively focused …

We need to make substantial changes to how we conduct research. First, in response to
heightened concern that our published research literature is incomplete and untrustworthy …

In 2010–2012, a few largely coincidental events led experimental psychologists to realize
that their approach to collecting, analyzing, and reporting data made it too easy to publish …

Replicability of findings is at the heart of any empirical science. The aim of this article is to
move the current replicability debate in psychology towards concrete recommendations for …

In this study, we investigated the perception of risk and the worries about COVID-19 infection
in both healthcare workers and the general population in Italy. We studied the difference in …

One of the pathways by which the scientific community confirms the validity of a new
scientific discovery is by repeating the research that produced it. When a scientific effort fails …

The ethics book no psychology student or professional should be without Thoroughly
updated and expanded to include recent research findings, landmark legal decisions, the …

Registered Reports Page 1 Registered Reports A vaccine against bias in science and
publishing Chris Chambers Cardiff University Brain Research Imaging Centre (CUBRIC) …

The default use of an alpha level of. 05 is suboptimal for two reasons. First, decisions based
on data can be made more efficiently by choosing an alpha level that minimizes the …