Author: Ivan Oransky

Retraction number five for management professor Ulrich Lichtenthaler

The retraction count for management professor Ulrich Lichtenthaler, whose work has been subject to scrutiny for statistical irregularities, is up to five. Here’s the notice for “Product business, foreign direct investment, and licensing: Examining their relationships in international technology exploitation,” in the Journal of World Business: Continue reading Retraction number five for management professor Ulrich Lichtenthaler

Duplication earns highly cited prostate cancer researcher a correction in JCO

Laurence Klotz, a prominent urologist at the University of Toronto who studies the prostate specific antigen (PSA), has corrected a paper after reusing his own words from an earlier review.

Here’s the correction, from the Journal of Clinical Oncology (JCO): Continue reading Duplication earns highly cited prostate cancer researcher a correction in JCO

What happens to copies of retracted papers on non-publisher websites (eg PubMed Central)?

One of the important questions when it comes to retractions is, what happens to retracted papers? How do readers find out they’re retracted? There’s evidence they are cited less often, but that when they are cited, the vast majority of the time it’s as if they were never retracted.

So with all of that in mind, Phil Davis, an independent researcher and publishing consultant, set out to find Continue reading What happens to copies of retracted papers on non-publisher websites (eg PubMed Central)?

And then there were 20: Diederik Stapel retraction count keeps growing

Although he’s in no danger of breaking the current record of 172 likely retractions, Diederik Stapel now has 20 to his, um, credit.

The September 2012 issue of the Journal of Personality and Social Psychology features these seven: Continue reading And then there were 20: Diederik Stapel retraction count keeps growing

Author retracts PNAS paper about alleged Pliocene cheetah fossil that critics said was a fake

A paper about an alleged cheetah fossil from the Pliocene epoch, dogged by questions since its publication in 2008, has been retracted after one of the authors acknowledged it wasn’t what they thought it was.

Here’s the notice for the paper, “A primitive Late Pliocene cheetah, and evolution of the cheetah lineage:” Continue reading Author retracts PNAS paper about alleged Pliocene cheetah fossil that critics said was a fake

Anil Potti resurfaces with job at North Dakota cancer center

Anil Potti, the former Duke cancer researcher who has now retracted or corrected 18 papers amidst investigations into his work, is now working at a Grand Forks, North Dakota, cancer center.

The Grand Forks Herald reports that Potti has worked at the Cancer Center of North Dakota since May. His new boss, William Noyes, told the paper that Continue reading Anil Potti resurfaces with job at North Dakota cancer center

Seeing red (wine): Another retraction for Dipak Das, making count 13

Today’s Retraction Watch, to paraphrase Sesame Street, is brought to you by the number 13.

Earlier, we reported on several retractions from Diederik Stapel that bring his total to that number, and now we’ve learned about number 13 for Dipak Das. Das is of course the UConn researcher who was found to have committed 145 counts of misconduct in his studies of the red wine compound resveratrol and other subjects.

Here’s the notice, from The Journal of Nutritional Biochemistry, for “Resveratrol, a unique phytoalexin present in red wine, delivers either survival signal or death signal to the ischemic myocardium depending on dose:” Continue reading Seeing red (wine): Another retraction for Dipak Das, making count 13

We’re up to 13: Retractions keep coming for Diederik Stapel

The retraction count is up to 13 for Dutch psychology fraudster Diederik Stapel, with four more in the publications the Journal of Consumer Research, Motivation & Emotion, Psychology & Marketing, and Social Cognition.

Here are the notices: Continue reading We’re up to 13: Retractions keep coming for Diederik Stapel

Retraction four appears for management professor Ulrich Lichtenthaler

Ulrich Lichtenthaler, a management professor at the University of Mannheim who has retracted three papers for statistical irregularities, has another retraction for his CV, this one in the Strategic Management Journal.

There’s no notice yet; all that appears for the January 2012 paper is this: Continue reading Retraction four appears for management professor Ulrich Lichtenthaler

Retraction number four appears in PNAS for work of Alirio Melendez, who has resigned post at U Liverpool

Alirio Melendez, who has had three of his papers retracted amidst suspicions about 70, has had another one retracted, this one in the Proceedings of the National Academy of Sciences (PNAS). And he has also resigned from his post at the University of Liverpool, we have just learned.

Here’s the notice: Continue reading Retraction number four appears in PNAS for work of Alirio Melendez, who has resigned post at U Liverpool