Jeffrey Zwicker, MD, has been named Chief of the Hematology Service at Memorial Sloan Kettering Cancer Center (MSK). He joins MSK from Harvard University Medical School, where he was an Associate Professor of Medicine, and Beth Israel Deaconess Medical Center (BIDMC), where he served as Chief of Benign Hematology in the Division of Hematology since 2017. Dr. Zwicker succeeds MSK’s Interim Hematology Service Chief, Marcel van den Brink, MD, PhD.