Dr. Bahm received his medical degree in 1987 and completed his surgical training in France and Belgium. He trained in hand surgery in Lille, Strasbourg and Paris. He finished his surgical training in 1995 at the University Hospital Aachen, Germany and was an assistant physician in plastic and reconstructive surgery at the University Hospital Aachen, Germany, from 1994 to 1999. Dr. Bahm received his degree in plastic surgery in 1998 and in hand surgery in 2001. From 2000 to 2019, he has been head of the Unit for Reconstructive Microsurgery at the Franziskus Hospital in Aachen, Germany. Since 2004, he also works as consultant for peripheral nerve surgery at the department for orthopaedics and traumatology at the ULB University Hospital in Brussels, Belgium. In 2011, he achieved his medical PhD degree at the ULB University of Brussels, Belgium. Since 2020, he directs the section for plexus surgery of the department for plastic, hand and burn surgery at the University Hospital Aachen, Germany.His interests are reconstructive plastic surgery in children, in particular brachial plexus lesions. Dr. Bahm is member of the German Society of Plastic, Reconstructive and Aesthetic Surgeons (DGPRÄC) and the German Society of Hand Surgeons (DHG). He has been president of the Belgian Society of Hand Surgeons (BHG) in 2012 and 2013. He has authored or co-authored more than 50 scientific publications in journals.