Dr. Andra H. James is a maternal-fetal medicine specialist and an Assistant Professor in the Department of Obstetrics and Gynecology at the Duke University Medical Center. She a Co-Director of Duke's Comprehensive Hemostasis and Thrombosis Center and founder of the Women's Hemostasis and Thrombosis Clinic at Duke. Her practice, research and publications pertain to reproductive issues among women with bleeding and clotting disorders.Besides her work at Duke, she is involved both nationally and internationally in activities to improve healthcare for women who have disorders of bleeding and clotting. She is currently Chair of the Women's Task Force of the National Hemophilia Foundation (NHF) and serves on NHF's Medical and Scientific Advisory Committee (MASAC). She is also Chair of the Women's Issues Scientific Subcommittee of the International Society on Haemostasis and Thrombosis. She recently served on the U.S National Institute of Health (NIH) National Heart Lung and Blood Institute's Women with Bleeding Disorders Working Group and their Von Willebrand Disease Expert Panel and presented on the needs of special populations at the Surgeon General's Workshop on Deep Vein Thrombosis.Thomas L. Ortel, M.D., Ph.D. is an Associate Professor of Medicine and Pathology at Duke University Medical Center and is the Director of the Duke Hemostasis and Thrombosis Center. He is also the Medical Director of the Clinical Coagulation and the Platelet Antibody Laboratories at Duke. His research interests focus on immune-mediated thrombotic disorders, particularly antiphospholipid antibody syndrome and heparin-induced thrombocytopenia, and optimal use of antithrombotic strategies in complex clinical settings. His clinical interests focus on the diagnosis and management of complicated hemostatic and thrombotic disorders. He served on the National Comprehensive Cancer Network's panel charged with developing practice guidelines for venous thromboembolic disease in patients with cancer, and he was co-chairman of the Surgeon General's Workshop on Deep Vein Thrombosis, held on 8-9 May 2006. He is also one of the Board Members for the American Thrombosis and Hemostasis Network (ATHN).Victor F. Tapson, MD is Director of the Duke Pulmonary Vascular Disease Center and Professor of Medicine in the Division of Pulmonary and Critical Care Medicine at Duke University Medical Center. His research and patient care involve venous thromboembolism and pulmonary hypertension. He served as Chairman of the American Thoracic Society's Consensus Statement for the Diagnostic Approach to Acute Venous Thromboembolism and also participated in the American College of Chest Physicians' Consensus Statement on Antithrombotic Therapy for the past 7 years. He has been a principal investigator or steering committee member for a number of national studies on the diagnosis and treatment and deep vein thrombosis and pulmonary embolism. He is also a member of the Joint Commission on Accreditation of Healthcare Organizations' Task Force for Venous Thromboembolism.