Replication Research

Adapting open science and pre-registration to longitudinal research

Open science practices, such as pre-registration and data sharing, increase transparency and may improve the replicability of developmental science. However, developmental science has lagged behind other fields in implementing open science practices. …

Advancing OSCM scientific knowledge by replicating empirical findings: Step-by-step procedure and illustration for transformative replication endeavors

Replication endeavors contribute to the accumulation of scientific evidence about previously reported findings and are crucial for scientific progress. Replication studies are, however, often discouraged and rarely published in the operations and …

An Agenda for Purely Confirmatory Research

The veracity of substantive research claims hinges on the way experimental data are collected and analyzed. In this article, we discuss an uncomfortable fact that threatens the core of psychology's academic enterprise: almost without exception, …

An Introduction to Registered Replication Reports at Perspectives on Psychological Science

An article about an Introduction to Registered Replication Reports at Perspectives on Psychological Science

Analytic Review as a Solution to the Misreporting of Statistical Results in Psychological Science

In this article, we propose analytic review (AR) as a solution to the problem of misreporting statistical results in psychological science. AR requires authors submitting manuscripts for publication to also submit the data file and syntax used during …

Are We Wasting a Good Crisis? The Availability of Psychological Research Data after the Storm

To study the availability of psychological research data, we requested data from 394 papers, published in all issues of four APA journals in 2012. We found that 38% of the researchers sent their data immediately or after reminders. These findings are …

Arrested Theory Development: The Misguided Distinction Between Exploratory and Confirmatory Research

Science progresses by finding and correcting problems in theories. Good theories are those that help facilitate this process by being hard to vary: They explain what they are supposed to explain, they are consistent with other good theories, and they …

Bad Science log, post-Guardian

Blogs about bad science

Badges to Acknowledge Open Practices: A Simple, Low-Cost, Effective Method for Increasing Transparency

Beginning January 2014, Psychological Science gave authors the opportunity to signal open data and materials if they qualified for badges that accompanied published articles. Before badges, less than 3% of Psychological Science articles reported open …

Bargain Basement Bayes

A blog about bayesian Statistics