Joris (J.I.) Rotmans is professor of Internal Medicine and head of the subdepartment of Nephrology at LUMC. In addition, he is president-elect of the Vascular Access Society, chair of the thematic group focused on vascular tissue engineering at TERMIS, member of guideline committee of the Dutch Federation of Nephrology and member of the expert panel Medical devices en in vitro diagnostics van de European Medicines Agency (EMA).

His main research interest has been in the area of nephrology and vascular medicine, with a focus on vascular access for hemodialysis.