The field of arbitration for sport is full of specificities in every single sport. Referees, judges and technical officials are sometimes forgotten within the Olympism, but the Games could not take place without them. This book, whose main value is the testimony of its protagonists, is also a acknowledgment to their work. Moreover, this a first approach to the role carried out by Catalan referees, judges and technical officials during almost one hundred years of presence at the Olympic Games. This book was produced thanks to the priceless collaboration of many people, whose testimony became really helpful.