Dr. Alvin H. Schmaier, M.D., is the Robert W. Kellermeyer Professor of Hematology and Oncology in Medicine and Pathology at Case Western Reserve University and University Hospitals Cleveland Medical Center, Cleveland, OH, USA. Previously, he was a full tenured professor at Temple University and the University of Michigan. He is an elected member of the American Society of Clinical Investigation (1990), the Peripathetic Club (1991), and the Association of American Physicians (1998). He frequently serves on NIH study sections. He is an active member of the American Society of Hematology and the International Society of Thrombosis and Haemostasis. HIs laboratory has been funded by the NHI since 1979, and he has more than 230 publications listed on My NCBI PubMed. His research focuses on the vascular biology of factor XII and the kallikrein/kinin system, hemostasis, and thrombosis. He is a hematologist with a clinical practice that exclusively looks at hemostasis, thrombosis, and hemophilia.