Roy F. Chemaly, MD, MPH, FACP, FIDSA, FESCMID, is the G.P. Bodey, Sr. Distinguished Professor in Infectious Diseases and the Director of the Department of Infectious Diseases, Infection Control & Employee Health at The University of Texas MD Anderson Cancer Center in Houston, TX. Dr Chemaly received his medical degree from St. Joseph’s University Medical School in Beirut, Lebanon and completed his residency in internal medicine at the Hofstra/Northwest at Staten Island University Hospital in Staten Island, NY. Dr Chemaly then completed his fellowship in infectious diseases and medical microbiology at the Cleveland Clinic Foundation in Cleveland, OH. During his fellowship, he completed a master’s degree in public health from Northeastern Ohio Universities in Rootstown, OH. Dr Chemaly is board certified in infectious diseases and medical microbiology.                                                                                                                                                                                                                                Dr Chemaly is very well known on the national and international stages as an expert in clinical and translational virology in immunocompromised hosts. He has devoted his career studying viral infections in immunocompromised patients, specifically those undergoing hematopoietic cell transplantation (HCT) for hematologic malignancies and has published extensively on mechanisms to treat and prevent viral infections in this population. He contributed to writing and updating the practice guidelines for respiratory viruses, including SARS-CoV-2, in leukemia and HCT and cellular therapy patients for 3 major professional societies; the American Society of Transplantation and Cellular Therapy (ASTCT), the European Society for Clinical Microbiology and Infectious Diseases (ESCMID), and the European Congress for Infectious Complications in Leukemia-8 (ECIL-8). Dr Chemaly’s work has been reported in numerous high-impact peer-reviewed journals, including The New England Journal of Medicine, Blood, Journal of Infectious Diseases, Clinical Microbiology and Infection, and Clinical Infectious Diseases.