Aad Verrips was born in July 1962 in Zwolle. From 1982 to 1989 he studied medicine at the Catholic University of Nijmegen. After working in hospitals in Nijmegen and Enschede, he was trained as a neurologist and pediatric neurologist. From January 1999 he worked as a pediatric neurologist at the Radboud University Hospital in Nijmegen. In January 2000 he finished his PhD Research (Cerebrotendinous Xanthomatosis), which was awarded with the Dutch “Dr. J. Meerwaldt Prize 2000”. From March 2003 he is working as neurologist- pediatric neurologist in the Canisius-Wilhelmina (CWZ) Hospital in Nijmegen. In July 2018 the Dutch Center of Expertise for Cerebrotendinous Xanthomatosis (CTX) was established. From September 2018 he is Neurology Program Director in the CWZ Hospital in Nijmegen. In the past years, several national and international presentations were given about CTX. He contributed to many (inter)national publications and book chapters