Measure by measure: Diederik Stapel count rises again, to 54
Diederik Stapel is up to 54 retractions. Here’s the notice from Self and Identity:
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Diederik Stapel settles with Dutch prosecutors, won’t face jail time
Diederik Stapel, the former Tilburg University psychology professor who has retracted 53 papers because he made up the data, has settled with Dutch prosecutors, who began a criminal probe of his case last year. Stapel will do 120 hours of community service, and decline disability and illness benefits that would have added up to 18 … Continue reading Diederik Stapel settles with Dutch prosecutors, won’t face jail time
“Unfinished business”: Diederik Stapel retraction count rises to 53
Two more papers by Diederik Stapel — who was profiled by The New York Times Magazine this weekend — have been retracted, both in the Journal of Experimental Social Psychology. The notice for “Hardly thinking about close and distant others: On cognitive business and target closeness in social comparison effects,” by Stapel and David Marx, … Continue reading “Unfinished business”: Diederik Stapel retraction count rises to 53
An illuminating profile of Diederik Stapel in the New York Times Magazine
The New York Times Magazine has a great profile — featuring an in-depth interview — of Diederik Stapel this weekend. Check it out. (Or, if you’re visiting us because the magazine was kind enough to include a link to Retraction Watch, welcome! And find all of our Stapel coverage here.) One of a number of … Continue reading An illuminating profile of Diederik Stapel in the New York Times Magazine
Diederik Stapel retraction count hits 50
It’s Diederik Stapel’s golden retraction: Number 50. The lucky notice appears in Social Psychology:
Retraction 46 arrives for Diederik Stapel
Diederik Stapel has a new retraction, his 46th. Here’s the notice for “The effects of diffuse and distinct affect. ” by Diederik A. Stapel, Willem Koomen and Kirsten I. Ruys, which appeared in the Journal of Personality and Social Psychology in 2002:
This is 40 (and 41): More retractions for Diederik Stapel
It turns out we missed two more recent retractions from Diederik Stapel. They were nestled in the table of contents of the Journal of Personality and Social Psychology that contained four retractions we covered last week. The notices, for “Method matters: Effects of explicit versus implicit social comparisons on activation, behavior, and self views” (cited 48 … Continue reading This is 40 (and 41): More retractions for Diederik Stapel
Diederik Stapel earns 33rd and 34th retractions
Two more retractions for Diederik Stapel, his 33rd and 34th, by our count. The Journal of Experimental Social Psychology, which has been a frequent subject of Retraction Watch posts recently, has retracted “Similarities and differences between the impact of traits and expectancies: What matters is whether the target stimulus is ambiguous or mixed:”
Retraction 32 appears for Diederik Stapel
Diederik Stapel has another retraction, his 32nd. Here’s the notice, for “”Information to go: Fluency enhances the usability of primed information,” which first appeared in 2010 in the Journal of Experimental Social Psychology:
Diederik Stapel notches retractions 29, 30, and 31
Diederik Stapel has three more retractions, making 31. The most recent three we’ve found all appear in the European Journal of Social Psychology: