Richard A. Kaslow earned MD and MPH degrees from Harvard University and board certification in Internal Medicine, Infectious Diseases, and Preventive Medicine. During his 23-year career in the US Public Health Service, he occupied staff positions at CDC before becoming Chief of the Epidemiology and Biometry Branch at the National Institute of Allergy and Infectious Diseases, NIH. Upon retiring from the Public Health Service he accepted an appointment as Professor of Epidemiology, Medicine, Microbiology and Genetics and Director of the Program in Epidemiology of Infection and Immunity at the University of Alabama at Birmingham, where after 17 years he is now Professor Emeritus. In 2012 Dr. Kaslow assumed an executive leadership assignment to direct development and implementation of policy on preparedness, environmental and occupational hazards, and other areas of population health at the Department of Veterans Affairs. He lately retired from his position there as Deputy Chief Patient Care Services Officer for Public Health. His research has ranged widely in infectious and immune diseases with a concentration on the potential influence of human genetic variants on the development of HIV/AIDS as well as the response to vaccines in populations. Among his scholarly accomplishments are more than 250 publications of original research, monographs, and chapters, along with several texts, including the recent fifth edition of the widely referenced Viral Infections of Humans. He has been a member of the editorial board of various journals and numerous advisory panels addressing HIV infection and other issues in his fields of interest. He has served as President of the American College of Epidemiology as well as Chair of the Epidemiology Section of the American Public Health Association, which recognized him in 2009 with the John Snow Award for Distinguished Service through contributions to epidemiology.