March 14, 2013 | Apparent suicide and potential scandal are two unsavory elements surrounding a disputed article published by a noted Johns Hopkins research group in Nature six months ago. The lead author of that study, Yu-yi Lin, is dead, while a former colleague, medical statistician Daniel Yuan, fired by the university in 2011, continues to raise questions over the study’s methods and conclusions. Meanwhile, neither Johns Hopkins, Nature or the NIH are saying much. Washington Post