Replication Research

 

Replicability syllabus (2018)

A syllabus about replicability seminar

Replicability Syllabus (2020)

This course will examine current controversies and new developments in research methods in psychology. The goal of the course is to learn to think critically about how psychological science is conducted and how conclusions are drawn. We will cover …

Replicating and Extending Soroka, Fournier, and Nir: Negative News Increases Arousal and Negative Affect

This student-led replication study tested the negativity bias hypothesis, the idea that people react more strongly to negative than positive news, using a preregistered, well-powered design in the Netherlands. It replicated key findings from Soroka …

Replicating Studies in Which Samples of Participants Respond to Samples of Stimuli

In a direct replication, the typical goal is to reproduce a prior experimental result with a new but comparable sample of participants in a high-powered replication study. Often in psychology, the research to be replicated involves a sample of …

Replication and Robustness in Developmental Research

Replications and robustness checks are key elements of the scientific method and a staple in many disciplines. However, leading journals in developmental psychology rarely include explicit replications of prior research conducted by different …

Replication and the Manufacture of Scientific Inferences: A Formal Approach

The field of replication studies remains a controversial, misunderstood, and unappreciated piñata of 18 replication typologies spanning 79 replication types. To help bring order to the chaos, I contribute a theory of manufactured inferences. The …

Replication is Relevant in Qualitative Research

Replication has received increasing attention over the last decade. This comes on the heels of prominent instances of data fabrication (National Academies of Sciences, Engineering, and Medicine, 2017) and estimates that few studies attempt to …

Replication, Communication, and the Population Dynamics of Scientific Discovery

Many published research results are false (Ioannidis, 2005), and controversy continues over the roles of replication and publication policy in improving the reliability of research. Addressing these problems is frustrated by the lack of a formal …

Replications in Psychology Research: How Often Do They Really Occur?

Recent controversies in psychology have spurred conversations about the nature and quality of psychological research. One topic receiving substantial attention is the role of replication in psychological science. Using the complete publication …

Repligate: Reliability and Reproducibility in Psychology Syllabus

This seminar will address issues relevant to the current controversy over the reliability of psychological research, a controversy which seems to be white-hot right now. Topics will include (but not be limited to) - Critiques of the current science, …