Jack Ansell is former Chair of Medicine, Lenox Hill Hospital and is a Professor of Medicine at Hofstra-NorthShore/LIJ School of Medicine. He is a clinical investigator with a principal focus on the clinical problems of thrombosis, antithrombotic therapy, and the application of new modes of delivering and monitoring anticoagulants. Prior to his position in New York, Dr. Ansell was a Professor of Medicine and Vice Chairman of the Department of Medicine at Boston University School of Medicine. Dr. Ansell has helped to identify and provide an understanding of the problems related to the management of warfarin therapy and was one of the first investigators to identify and show that patients can manage their own therapy through home monitoring. He has been a leader in the promotion of high quality anticoagulation management through the development of anticoagulation clinics and was founder and president for over 15 years of the Anticoagulation Forum, which has grown into a 6,000 member organization representing over 2,000 anticoagulation clinics and interfacing with over ¾ of a million patients.
Dr. Ansell has authored over 180 peer reviewed manuscripts and a number of texts and textbook chapters. He has been the lead author for over 10 years of the major consensus guidelines for antithrombotic therapy through the American College of Chest Physicians Consensus Conference on Antithrombotic Therapy, and is lead editor of a one-of-a-kind textbook entitled Managing Oral Anticoagulation: Clinical and Operational Guidelines. Dr. Ansell has also held a leadership position in the National Blood Clot Alliance, a patient advocacy group, as past Chair of the Medical and Scientific Advisory Board. Dr. Ansell received his medical degree from the University Of Virginia School Of Medicine and completed his medical residency at Tufts-New England Medical Center in Boston, followed by a fellowship in Hematology at Boston University and the Boston’s Veterans Administration Hospital.