Richard Landis, PhD

Dr. Landis' expertise is in the statistical analysis of categorical data, particularly statistical methods for repeated measurement and longitudinal categorical data, clinical trials, epidemiological studies, complex sample surveys and applications to cardiovascular, ophthalmology, respiratory, psychiatric, renal and urological research. Dr. Landis directs the Biostatistics Unit within the Penn Center for Clinical Epidemiology and Biostatistics, the Penn Clinical Research Computing Unit and leads the Data Coordinating Centers for several multicenter clinical research networks.