Dr. Jeffery Klco is a physician scientist that received both his MD and PhD at Washington University School of Medicine. He completed his residency in Anatomic Pathology, fellowship in Hematopathology and trained as a post-doctoral fellow under Tim Ley in acute myeloid leukemia (AML) genomics and mouse models, also at Washington University School of Medicine. Dr. Klco is a leader in the St. Jude Pathology Department being both the Director of the Division of Hematopathology and Molecular Pathology as well as the Medical Director of Hematopathology and Immunopathology. He has an independent research program focused on defining the molecular and biological causes of pediatric myeloid tumors. As both a physician and a scientist, Dr. Klco is uniquely positioned to tailor his research in the lab to study what he observes in patients to maximize the impact of his results.