Dr. J.J. Chris Arts is Associate Professor Translational Biomaterials Research Maastricht University Medical Center, the Netherlands and Lecturer and Scientist at Eindhoven University of Technology, the Netherlands. He is also Cofounder of European Society of Tissue Regeneration in Orthopaedics and Trauma, board member of Dutch Society for Biomaterials and Tissue Engineering, Dutch orthopedic Society Biotechnology workgroup and a reviewer for several orthopedic and biomaterials orientated peer-review journals. Dr. J. A. P. Geurts is an Attending Orthopedic Surgeon, Adult Reconstruction Hip and Infection Unit, Maastricht University Medical Center, the Netherlands. He is also a Board Member of the Dutch Orthopaedic Society, Infection workgroup and a Reviewer for the Dutch Journal of Orthopaedics.