Dr. Y. Nancy You, MD, MHSc is a Professor in Colon and Rectal Surgery at the University of Texas MD Anderson Cancer Center. She completed her surgery and colorectal specialty training at the Mayo Clinic. Her clinical practice includes open and minimally-invasive surgery and patient-centered multidisciplinary care for colorectal cancer. She has a special interest in hereditary cancer syndromes and young-onset colorectal cancer. She serves as the associate medical director of the Clinical Genetics Program as well as the director of the Young-onset colorectal cancer program at MD Anderson.