Diederik Stapel: The Lying Dutchman Washingon Post
Psychologist admits faking data in dozens of studies New Scientist
Fraud Case Seen as a Red Flag for Psychology Research New York Times
Renommierter Psychologe gesteht Fälschungen Der Spiegel
Psychologist Admits He Faked Dozens of Papers Over a Decade Fox
Popular Dutch psychologist Diederik Stapel found to be a fraud Medical Express
Report finds massive fraud at Dutch universities Nature
Minder Lezen, Meer Weten!