Steven J. Kussick, MD, PhD, is Medical Director, Director of Contract Research, and Director of Flow Cytometry at PhenoPath Laboratories, and the co-Chair of the Hematopathology Resource Committee at Quest Diagnostics. He has 21 years of attending-level experience in the use of morphologic, immunophenotypic, and molecular methods in the diagnosis of hematolymphoid neoplasms, and has an active hematopathology consultation practice at PhenoPath. Dr. Kussick received his MD and PhD from the Medical Scientist Training Program at the University of Washington in Seattle, where he also completed his anatomic pathology residency and hematopathology fellowship. He is board-certified in anatomic pathology and hematopathology. Prior to joining PhenoPath, Dr. Kussick was the Associate Director of Hematopathology in the Department of Laboratory Medicine at the University of Washington, where he remains affiliate faculty. At PhenoPath. Dr. Kussick established our 9-color clinical flow cytometry laboratory in 2005, and transitioned the methodology to 10-color analysis in 2010. In addition to flow cytometry, he has validated many new hematopathology-related immunohistochemical assays at PhenoPath. Dr. Kussick has a broad research background, with over 35 peer-reviewed research publications in areas including flow cytometry, hematopathology, basic cancer biology, and chronic disease epidemiology.