Michael Greenberg, Harvard Medical School (IMAGE) Rett Syndrome Research Trust Caption This is the Michael Greenberg, the department chair and Nathan Marsh Pusey Professor of Neurobiology at Harvard Medical School. Credit None Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.