Guogen Shan, PhD, is an Associate Professor of Biostatistics in the Department of Environmental and Occupational Health, School of the Community Health Sciences. His research focuses on developing adaptive clinical trials, efficient parametric and non-parametric statistical inferences, and exact testing procedures. He is the designated CTR biostatistician for UNLV of the recently National Institutes of Health funded 5-year grant. His is also the Principal Investigator of a grant from the UNLV Faculty Opportunity Awards program. He published extensively in journals indexed in the Science Citation Index.