Replication—an important, uncommon, and misunderstood practice—is gaining
appreciation in psychology. Achieving replicability is important for making research …

Psychology advances knowledge by testing statistical hypotheses using empirical
observations and data. The expectation is that most statistically significant findings can be …

Age and gender differences in narcissism have been studied often. However, considering
the rich history of narcissism research accompanied by its diverging conceptualizations, little …

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 …

There are many promising psychological interventions on the horizon, but there is no clear
methodology for preparing them to be scaled up. Drawing on design thinking, the present …

In registered reports (RRs), initial peer review and in-principle acceptance occur before
knowing the research outcomes. This combats publication bias and distinguishes planned …

The credibility revolution (sometimes referred to as the “replicability crisis”) in psychology
has brought about many changes in the standards by which psychological science is …

We greatly appreciate the care and thought that is evident in the 10 commentaries that
discuss our debate paper, the majority of which argued in favor of a formalized ICD-11 …

Failures of self-control are thought to underlie various important behaviors (eg, addiction,
violence, obesity, poor academic achievement). The modern conceptualization of self …

Researchers designing experiments in which a sample of participants responds to a sample
of stimuli are faced with difficult questions about optimal study design. The conventional …