Hans Jörg Meisel, MD, PhD, Prof., is Director of the Center of Neurosciences and the Chair of the Department of Neurosurgery at the BG-Clinic Bergmannstrost Halle, Berlin, Germany. Prof. Meisel is an inventor and designer of spinal implants, and developed the first biological disc repair transplantation system with autologus chondrocytes in 1995. He has since then expanded his clinical trial expertise by initiating the EU Project ‘RESPINE’ together with colleagues in 2016.