Alexander Rudensky is Chairman and Member of the Immunology Program of the Sloan Kettering Institute and Lloyd Old Chair in Clinical Investigation, an Investigator with the Howard Hughes Medical Institute, and a Tri‐Institutional Professor at MSKCC, the Rockefeller University and Cornell University. Prior to his joining MSKCC, he was Professor of Immunology at the University of Washington School of Medicine, Seattle. Dr. Rudensky received his Ph.D. degree from the Gabrichevsky Research Institute of Epidemiology and Microbiology, Moscow, and postdoctoral training at Yale University. Dr. Rudensky is an elected Member of the National Academy of Sciences, and National Academy of Medicine, and a Fellow of the American Academy of Arts and Sciences and of the Academy of the American Association for Cancer Research. He is a 2023 Distinguished Fellow of the American Association of Immunologists. He has been named a Thomson-Reuters Citation Laureate and awarded the Vilcek Prize in Biomedical Science, Crafoord Prize by the Royal Swedish Academy of Sciences, Coley Award for Basic Immunology by the Cancer Research Institute, American Association of Immunologists Pharmingen Investigator Award, American Association of Immunologists Meritorious Career Award, and Searle Scholar Award. He has been a member of numerous advisory and editorial boards including Cancer Research Institute, Damon Runyon Cancer Research Foundation. He serves also as an Editor of the Journal of Experimental Medicine.