Affiliations Courses Research 2004[position unknown]Harvard Medical School2010[position unknown]Harvard Medical School1991[position unknown]University Of Pennsylvania1992[position unknown]University Of Pennsylvania1993[position unknown]University Of Pennsylvania 2004Neurobiology 2004Lecturer2010Neurobiology 2010Lecturer 1991[subject unknown]Other Research Personnel1992[subject unknown]Other Research Personnel1993[subject unknown]Other Research Personnel