Pietro S. Randelli graduated in Medicine and Surgery from the University of Milan with highest honors in 1994 and completed his residency in Orthopedics and Traumatology, also with distinction, in 1999. He later earned a Master’s degree in Pediatric Orthopedics and Traumatology. Since 2015, he has been Full Professor of Orthopedics and Traumatology at the University of Milan, Department of Biomedical Sciences for Health.
He currently serves as Scientific Director of the Gaetano Pini Orthopedic Institute in Milan, where he also directs the 1st Orthopedic Clinic and the Residency Program in Orthopedics and Traumatology. With more than 8,000 surgical procedures performed as lead surgeon—primarily prosthetic and arthroscopic interventions of the shoulder, knee, and hip—he is a recognized expert in his field.
Professor Randelli has authored over 400 scientific publications and delivered more than 600 conference presentations. He has held major leadership roles, including President of SIOT, former Secretary General of ESSKA, President of SIGASCOT, Past-President of the Magellan Society, and Program Chair for ISAKOS 2027. He is an Honorary Member of AOSSM and the recipient of eight international awards, including top scientific prizes at the 2010 World Shoulder Congress and the 2017 French Arthroscopy Society meeting.
Roland Becker is Full Professor of Orthopeadics and Traumatology at the Brandenburg Medical School “Theodor Fontane”, Germany since 2016. He is also Ass. Professor at the Otto-von Guericke University of Magdeburg since 2011. Prof. Becker is the Head of the Department of Orthopedic and Traumatology and the Brandenburg Centre of Joint Replacement and the medical director of the hospital. He graduated from University in 2002 and gained his doctorate in the same year. He spent some time of his Orthopedic carrier in England, Switzerland and USA. His major clinical and research interest has always been the knee. Prof. Becker served for the German speaking Society of Arthroscopy and Joint Surgery (AGA) as a board member from 2006 to 2015 and was the president of AGA between 2011 to 2013. He is board member of the European Society of Knee Arthroscopy and Sports Traumatology (ESSKA) since 2011, Chairman of the European Knee Associate of ESSKA from 2014 to 2018 and currently the vice President of the Society.
Jon Karlsson was born and educated in Iceland, earning his medical degree from the University of Reykjavik before moving to Sweden in 1981 to join Sahlgrenska University Hospital and the Sahlgrenska Academy at the University of Gothenburg. He completed his PhD on chronic lateral ankle instability in 1989 and became Associate Professor in 1990. In 2010, he was appointed Full Professor of Orthopaedics with a focus on Sports Traumatology and now serves as Professor Emeritus.
Internationally recognized for his broad clinical expertise, Karlsson has made major contributions in knee, foot and ankle surgery, tendon repair, and sports trauma care. For nearly forty years, he was team physician for IFK Göteborg, reflecting his lifelong commitment to sports medicine. An exceptionally prolific academic, he has authored more than 740 peer-reviewed articles, over 150 book chapters, and more than 50 textbooks, and has supervised 85 PhD students.
A leading voice globally, he served on the ISAKOS Executive Board and was Editor-in-Chief of KSSTA from 2008 to 2024, becoming Editor Emeritus. His achievements have earned numerous awards and honorary memberships, including ESSKA Life Membership (2024), ISAKOS and AANA honorary membership, and the 2025 Peter J. Fowler Career Clinical Educator Award.