False-positive psychology five years later
Joe Simmons, Leif Nelson, and Uri Simonsohn have written a 5-years-later[1] retrospective on their “false-positive psychology” paper. It is for an upcoming issue of Perspectives on Psychological...
View ArticleLearning exactly the wrong lesson
For several years now I have heard fellow scientists worry that the dialogue around open and reproducible science could be used against science – to discredit results that people find inconvenient and...
View ArticleImproving Psychological Science at SIPS
Last week was the second meeting of the Society for the Improvement of Psychological Science, a.k.a. SIPS[1]. SIPS is a service organization with the mission of advancing and supporting all of...
View ArticleReflections on SIPS (guest post by Neil Lewis, Jr.)
The following is a guest post by Neil Lewis, Jr. Neil is an assistant professor at Cornell University. Last week I visited the Center for Open Science in Charlottesville, Virginia to participate in the...
View ArticleThe replication price-drop in social psychology
Why is the replication crisis centered on social psychology? In a recent post, Andrew Gelman offered a list of possible reasons. Although I don’t agree with every one of his answers (I don’t think...
View ArticleAccountable replications at Royal Society Open Science: A model for...
Six years ago I floated an idea for scientific journals that I nicknamed the Pottery Barn Rule. The name is a reference to an apocryphal retail store policy captured in the phrase, “you break it,… More
View ArticleWhat if we talked about p-hacking the way we talk about experimenter effects?
Discussions about p-hacking sometimes go sideways. A hypothetical exchange might go like this: READER: Those p-values are all hovering just below .05, I bet the authors p-hacked. AUTHOR: I know that I...
View ArticleData analysis is thinking, data analysis is theorizing
There is a popular adage about academic writing: “Writing is thinking.” The idea is this: There is a simple view of writing as just an expressive process – the ideas already exist in your mind… More
View ArticleThis is your Brain on Psychology – This is your Psychology on Brain (a guest...
The following is a guest post by Rob Chavez. If I’m ever asked ‘what was a defining moment of your career?’, I can think of a very specific instance that has stuck with me since… More
View ArticleWill this time be different?
I had the honor to deliver the closing address to the Society for the Improvement of Psychological Science on July 9, 2019 in Rotterdam. The following are my prepared remarks. (These remarks are also...
View ArticleHow many (and whose) lives would you bet on your theory?
The following is a guest post by Neil Lewis, Jr. Disclaimer: Before I begin, I want to start by acknowledging a major constraint on the generalizability of what I am about to say. In this post I will...
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