Chairman of Organizing Committees
- III Central European Congress of Osteoporosis and Osteoarthritis, XV Congress of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, 25-27.09.2009, Krakow
- II Central European Congress of Osteoporosis and Osteoarthritis, XIV Congress of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, 11-13.10.2007, Krakow
- I Central European Congress of Osteoporosis and Osteoarthritis, XIII Congress of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, 6-8.10.2005, Krakow
- XII Congress of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, 9-11.10.2003, Krakow
- IX Instructional Course of Lectures of European Federation of National Associations of Orthopaedics and Traumatology (EFORT), 24-26.10.2002, Krakow
- XI Congress of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, Krakow, 27-30.09.2001, Krakow
- XXXIII Congress of Polish Orthopaedic and Traumatology Society, Krakow, 21-23.09.2000
- X Symposium of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, Krakow, 23-26.09.1999, Krakow
- IX Symposium of Polish Society of Osteoarthrology and Polish Foundation of Osteoporosis, Krakow, 2-4.10.1997, Krakow
- II Krakow Symposium, 30.09-1.10.1995, Krakow
- I Krakow Symposium, 19.09.1994, Krakow.