Ivan Oransky, executive editor, Reuters Health, blogger, Retraction Watch, New York, N.Y.
R. Grant Steen, president, Medical Communications Consultants, former professor, Psychiatry, University of North Carolina, Chapel Hill, Chapel Hill, N.C.
Science is often idealized as a self-correcting system. But how often—and how quickly—is bad science set straight? Ira Flatow and guests discuss recent cases of scientific fraud that have led to retractions of journal studies, and whether human study volunteers have been harmed by bogus science.