Western painting Matisse and André Derain – friendly rivals of a sort, each with his own followers. Ultimately Matisse became the "yang" to Picasso's "yin" in the 20th century. Fauvist painters included Albert Marquet, Charles Camoin, Maurice de Vlaminck, Raoul Dufy, Othon Friesz, the Dutch painter Kees van Dongen, and Picasso's partner in Cubism, Georges Braque amongst others. Fauvism had no concrete theories, and was short lived, beginning in 1905 and ending in 1907. They had only three exhibitions. Matisse was seen as the leader of the movement, due to his seniority in age and prior self-establishment in the academic art world.
Constant Nieuwenhuys himself artistically and experimented with multiple techniques of art-making. He was inspired by Cubism, especially by Georges Braque. In 1946 his daughter Martha was born, followed by his daughter Olga in 1948. In 1946 Constant travelled to Paris for the first time where he met the young Danish painter Asger Jorn. The friendship between Jorn and Constant later formed the basis for the avant-garde movement CoBrA. July 1948 Constant founded Reflex "" with Corneille, Karel Appel and his brother Jan Nieuwenhuys. The first edition of the magazine "Reflex" was published with a manifesto written by Constant. For Constant art had