Mayo Clinic

Mayo Clinic Rochester

Mayo Clinic has been serving patients for over 150 years, and is home to more than 63,000 employees who are dedicated to providing patient-centered care with the best possible outcomes and services while also focusing on being a key driver in the future of healthcare. Mayo Clinic’s team of experts provide care to over 1.3 million patients each year located across the United States and throughout the globe. Dr. James Cerhan, the Principal Investigator for the LEO Cohort Study at Mayo Clinic, is a Professor of Epidemiology and the Ralph S. and Beverly Caulkins Professor of Cancer Research in the Mayo Clinic College of Medicine and Science. He is also the Chair of the Department of Health Sciences Research, the Co-Leader of the Genetic Epidemiology and Risk Assessment (GERA) Program in the Mayo Clinic Comprehensive Cancer Center, the Associate Director of the Mayo Cancer Registry, and the Co-Director of the Biorepositories Program in the Center for Individualized Medicine. His research areas of focus include identifying the causes of lymphoma, improving the outcomes of patients with lymphoma, and building and sustaining an infrastructure to facilitate human research.