Keith Sigel is a Professor of Medicine, Infectious Diseases and Otolaryngology at the Icahn School of Medicine. Dr. Sigel received his BS, MPH, and MD degrees from the University of North Carolina at Chapel Hill and a PhD in clinical research from the Icahn School of Medicine at Mount Sinai (ISMMS). He completed his internal medicine residency at Mount Sinai in 2005, serving as a chief resident, and went on to complete fellowships in General Internal Medicine and Infectious Diseases at Mount Sinai.  Dr. Sigel is a clinical investigator and epidemiologist with a primary research interest in clinical factors related to the abnormal biology of cancers in the setting of chronic infections, particularly HIV and human papilloma virus. His clinical and research interests also include issues associated with the care of aging patients with HIV, with a particular interest in cancer risk, screening and management in this group. He has served as the primary care physician for a panel of patients living with HIV since 2009. Dr. Sigel also serves on the executive committee of the largest US HIV cohort study, the Veterans Aging Cohort study (VACS) and directs the VACS Cancer Core. He has served as principal investigator for major NCI-funded studies on the screening and treatment of lung and prostate cancer in people living with HIV and is currently a principal investigator of an NIH-funded trial evaluating novel approaches to anal cancer screening in HIV uninfected women with HPV infection. Dr. Sigel also is very active in research training, directing the ISMMS’s five-year combined MD-Masters of Science in Clinical Research degree program as well as serving as Associate Director of the predoctoral TL-1 training program for the ISMMS Clinical Translational Science Award.