Dr. Li Liu is an Associate Professor of Biostatistics in the Division of Epidemiology and Biostatistics in the School of Public Health at the University of Illinois at Chicago. She serves as senior biostatistician at the U of I Cancer Center, participating in the design, data collection, analysis, and result dissemination of clinical, efficacy trials, biological, and clinical studies in cancer research. Her expertise was longitudinal data. She had collaborations with researchers in behavioral or cancer researches, and lead the statistical team in multiple longitudinal efficacy trials. She had supported cancer center research as a biostatistician for over 5 years.