Fabrizio Margheritini, 2001 Post-doctoral research fellow at the Department of Orthopaedics, University of Pittsburgh and at the Biomechanical Research Center (MSRC) of Pittsburgh, Pittsburgh USA, 2005 Traveling fellow for the European Society of Knee Surgery Sports Traumatology and Arthroscopy, 2002 now Assistant Professor University of Rome "Foro Italico", Member of Italian Society of Orthopaedics and Traumatology (SIOT), Italian Society of Arthroscopy (SIA), SIGASCOT, European Society of Knee Surgery Sports Traumatology and Arthroscopy (ESSKA), and American Society of Sports Medicine (AOSSM), He gave more than 200 lectures at International Congresses in the last 10 years and is in the editorial board of: ESSKA Journal, Current Review in Musculosketal Medicine, Italian Journal of Sports Traumatology. He has published numerous articles in international Journals and 2 books (one with Springer: Orthopedic Sports Medicine: Principles and Practice, Springer Verlag Ed.). Rossi is Associate Professor of Orthopaedics and Traumatology-University of Torino. He is author of 2 books (1 with Springer) and of over 65 articles in peer-reviewed journals and received special awards and grants from national and international scientific societies. Special Interests: Knee sports Medicine (Arthroscopy, reconstruction), Knee Degenerative (HTO,TKA). The editors already published with Springer: 978-88-470-1701-6 Orthopedic Sports Medicine, 2011, EUR 69.99, downloads 3505, sales 101 (+750 bulk).