David Castro Diaz (Santa Cruz de Tenerife, Spain) received his medical degree from the University of La Laguna (Canary Islands, Spain) in 1979. At present he is a member of the panel of the EAU guidelines for Neurogenic voiding dysfunction and General Secretary of the International Continence Society. Dr Castro-Diaz is Professor of Urology and Head of the Functional Urology Unit at the University Hospital of the Canary Islands (Spain).