Dr. Chul Ahn obtained his MS degree in Operations Research from Georgia Institute of Technology in 1982, and MS and Ph.D. degrees in Statistics from Carnegie Mellon University in 1986. He previously worked as a faculty at the Albert Einstein College of Medicine, City of Hope National Medical Center and the University of Texas Medical School at Houston. He is currently a Professor at the department of Clinical Sciences, Director of Key Functions in "Research Design, Statistics and Ethics" of CTSA (Clinical and Translational Science Award), and Director of Biostatistics Core at the Simmons Comprehensive Cancer Center. He has more than 270 peer-reviewed publications, including many methodological papers addressing the design and analysis of clinical trials and the evaluation of repeated measurements and correlated data. Dr. Ahn has been a member of numerous Data and Safety Monitoring Committees and served on numerous study sections and grant review panels of the NIH, National Science Foundation, Department of Defense, and Centers for Disease Control. He worked as a PI of the Biostatistics and Data Management Core of the NIH-funded SCCOR center grant, and multi-center studies.