Konrad Slynarski completed his MD and Ph.D. degrees at The Medical University of Warsaw, Poland, and completed research fellowships at Case Western University in Cleveland, USA, with Arnold Caplan on Mesenchymal Stem Cells – based cartilage repair (funded by the Polish-American Kosciuszko Foundation), and also with Matts Brittberg, Sweden. He subsequently completed a knee fellowship with Dr. Rene Verdonk, Belgium. He was a principal investigator in several comprehensive clinical studies. He works on development and improvement of knee joint preservation procedures, including iBalance osteotomy and cell-based therapies for cartilage repair. He organized several symposia and courses in the field of cartilage repair, including Warsaw ICRS World Congress in 2007, Polish Arthroscopic Society Congresses and Warsaw Joint Preservation Congress in 2013, 2015 and 2016. Dr. Slynarski is currently Head of private sports medicine center, LEKMED Warsaw, Poland. He is a President od Polish Arthroscopy Society, member of Education Committee of International Cartilage Repair Society (ICRS) and Osteotomy Committee of European Society for Sports Traumatology, Knee Surgery, and Arthroscopy (ESSKA).