Philip Castle is a Professor of Epidemiology and Population Health, Albert Einstein College of Medicine (Bronx, NY, USA) and the Executive Director of the Global Coalition against Cervical Cancer (Arlington, VA, USA). Previously, Dr. Castle was the Chief Scientific Officer of the American Society for Clinical Pathology (ASCP) (2011-2). He was a Senior, Tenured Investigator (2010-11) and Tenure-Track Investigator (2003-10) in the Division of Cancer Epidemiology and Genetics (DCEG) at the U.S. National Cancer Institute (NCI). He received his Ph.D. in Biophysics in 1995 and M.P.H. in Epidemiology in 2000 from the Johns Hopkins University. Dr. Castle's professional interests are (1) epidemiology of human papillomaviruses (HPV) and cervical/anogenital cancer; (2) science and translation of cancer prevention strategies; (3) evidence-based medicine; and (4) international health. Dr. Castle has published over 200 papers on HPV and cervical cancer, including in such prestigious journals as the New England Journal of Medicine, Lancet, Lancet Oncology, Journal of the National Cancer Institute, British Medical Journal, JAMA, Archives for Internal Medicine, and Cancer Research. He currently serves on the editorial boards of the Journal of Infectious Diseases and Journal of Lower Genital Tract Disease. Dr. Castle has served as an invited speaker or session chair in many forums, including for the American Association for Cancer Research, International Papillomavirus Society, and the European Union on Genital Infection and Neoplasia (EUROGIN). He regularly participates in the development of national and international guidelines for cervical cancer prevention. Dr. Castle serves a consultant for several countries on the development of national cervical cancer prevention programs, including pilot/demonstration projects in El Salvador and Vietnam. He is currently a member of the Centers for Disease Control and Prevention's (CDC) National Breast and Cervical Cancer Early Detection and Prevention (NBCCEDP) Advisory Committee. For his work in cervical cancer prevention, Dr. Castle has received (1) An EUROGIN Distinguished Service Award (2006); (2) a NIH Merit Award for introduction of HPV testing into low-resource settings in the U.S. (2007); (3) a Distinguished Scientific Achievement Award by American Society For Colposcopy and Cervical Pathology (2010), its highest honor; and (4) The Arthur S. Flemming Award for Exceptional Achievement in Federal Government Service for Applied