James Williams, MHS Pre-doctoral Student Address: 600 N. Wolfe St., Phipps 347, Baltimore, MD 21287 Phone: 410-614-0308 Fax: 410-614-3676 Email: jrw3@jhu.edu

Who Am I?

James Williams is a pre-doctoral student in the Department of Mental Health at the Bloomberg School of Public Health. His broad research interest is the application of the epidemiologic framework and biostatistical methods to the study of neuropsychiatric illnesses. Specific interests include non-motor
aspects of Parkinson's disease and the use of latent class models to identify subtypes of cognitive impairment. He currently serves as the database manager and analyst for the Clinical Core of the Johns Hopkins Morris K. Udall Parkinson's Disease Research Center. His awards include
summer fellowships from NIMH and the Parkinson's Disease Foundation, in addition to a NIMH psychiatric epidemiology pre-doctoral fellowship.

Active Projects

• Longitudinal Study of Parkinson's Disease
• Baltimore Epidemiologic Catchment Area Followup

Selected Publications

L. Marsh, J. Williams, M. Rocco, C. Munro, E. O'Hearn, S. Grill, T. Dawson. Psychiatric co-morbidities associated with psychosis in patients with Parkinson's Disease. Neurology 2004 Jul 27; 63(2):293-300.