Karsten Schr?r is Professor and Chairman of the Department of Pharmacology and Clinical Pharmacology at the Heinrich-Heine-University in D?sseldorf, Germany. He obtained his M.D. at Martin-Luther-University Halle-Wittenberg (Germany) and carried out postdoctoral studies at the Universities of Halle, Mainz, K?ln, the Jefferson Medical College, Philadelphia (USA) and the Wellcome Research Laboratories in Beckenham (UK). He held guest professorships at the Medical University of South Carolina at Charleston (USA) and the Department of Internal Medicine, Division of Hematology, University of Texas Medical Center, Houston (USA). Karsten Schr?r is member of the German National Academy of Science (Leopoldina) and President of the German Society for Pharmacology. He has published extensively in the area of aspirin and prostaglandin research with focus on platelet function and the clotting system and serves on several national and international review panels and advisory committees on thrombosis research and drug development.