[1][2][3][4] He was also a leading member and author for the Dutch Society for Sexual Reform and established a foundation in his own name.
At the age of 7, Bernard and his family moved to Spain, where he attended the Internationale Duitse School in Barcelona.
In the 1950s, he joined the gay rights organization, Cultuur en Ontspannings-Centrum, where, under the pseudonym Victor Servatius, he wrote many articles for Vriendshap (Friendship, the magazine of the movement) dealing with homosexuality, political science and also, for the first time, on pedophilia.
He also published a newsletter on pedophilia, and organized in the framework of conferences and support for pedophiles.
By the end of the 1960s Bernard found a forum for his work in the Dutch Society for Sexual Reform (NVSH).