Dr. Hsi is Chair of the Department of Laboratory Medicine and Section Head of Hematopathology at Cleveland Clinic, where he is also Medical Director of the Flow Cytometry laboratory and Program Director for an ACGME-accredited Hematopathology Fellowship program. His interests are bone marrow and lymph node pathology with expertise in lymphoma and leukemia diagnosis. Dr. Hsi received his medical degree, residency and fellowship training at the University of Michigan and is board certified in anatomic and clinical pathology with subspecialty boards in hematology. He has over 200 peer-reviewed publications and is the author of numerous book chapters and editor of a textbook in hematopathology. He serves on several editorial boards and national committees for ASCP, ASH and CAP and is the Pathology Committee Chair and Lymphoma Biology Vice Chair for the ALLIANCE, an NCI-sponsored clinical trials cooperative group.