Michelle M. Le Beau, Arthur and Marian Edelstein Professor of Medicine, is a leading authority in hematologic malignancies. Her groundbreaking research led to the identification of the recurring cytogenetic abnormalities in hematological malignant diseases, in defining the clinical, morphological, and cytogenetic subsets of leukemias and lymphomas, and in identifying the genetic pathways that lead to myeloid leukemias. She is currently a member of the Board of Directors of the American Association for Cancer Research, the Leukemia and Lymphoma Society and the American Society of Hematology. Her current research focus is on therapy-related acute myeloid leukemia.