/Harvard University psychologist Marc Hauser --- a well-known scientist and author of the book "Moral Minds'' --- is taking a year-long leave after a lengthy internal investigation found evidence of scientific misconduct in his laboratory./ /The findings have resulted in the retraction of an influential study that he led. "MH accepts responsibility for the error,'' says the retraction of the study on whether monkeys learn rules, which was published in 2002 in the journal Cognition <http://dx.doi.org/10.1016/S0010-0277%2802%2900139-7>. / /http://scientopia.org/blogs/drugmonkey/2010/08/10/reading-the-coverage-of-a-retraction-failure-to-replicate-is-not-evidence-fraud/ / /http://retractionwatch.wordpress.com/2010/08/10/monkey-business-2002-cognition-paper-retracted-as-prominent-psychologist-marc-hauser-takes-leave-from-harvard//