The Thrombosis and Hemostasis Summit of North America (THSNA) will hold its 2nd comprehensive scientific meeting dedicated to thrombosis and hemostasis issues in Chicago, IL from April 10-12, 2014. This summit is a collaboration of the thirteen leading non-profit organizations in both fields. THSNA will provide a focused forum for 2,000 attendees with an interest in bleeding and clotting disorders to network, learn, and share across disciplines and disease states.