The authors of a paper on “nudge experiments” published last week in the Proceedings of the National Academy of Sciences (PNAS) plan to correct it following questions about some of its conclusions and citations, Retraction Watch has learned.
Following up on comments by Aaron Charlton and Nick Brown, Columbia University’s Andrew Gelman, who is deeply skeptical of the findings, raised several questions about the paper in a post on January 7. Among them were that the paper cites 11 articles by food marketing researcher Brian Wansink, whom Retraction Watch readers may recall resigned from his post at Cornell following an investigation and has had 17 papers retracted, one of them twice.
Gelman also notes that the paper cites a paper by Dan Ariely and colleagues that was retracted in September. We’ll focus here on the inclusion of that reference.
Co-corresponding author Tobias Brosch, of the University of Geneva, responded within hours of Gelman’s post, writing in part:
Continue reading Authors to correct PNAS ‘nudge’ paper that cites now-retracted article in the same journal