Jean Dubuffet (1901-1985) was a French painter and sculptor. His idealistic approach to aesthetics embraced so called "low art" and eschewed traditional standards of beauty in favor of what he believed to be a more authentic and humanistic approach to image-making.
Andre Lanskoy (1902-1976) was a Russian painter and printmaker who worked in France. He is associated with the School of Paris and Tachisme, an abstract painting movement that began during the 1940s. Initially influenced by was influenced by James Ensor’s and Vincent van Gogh’s use of color, he moved to abstraction after studying with Kandinsky & Klee.
Russian French artist Nicolas de Stael was a painter known for his use of a thick impasto and his highly abstract landscape painting. Evolving his own highly distinctive and abstract style, which bears comparison with the near-contemporary American Abstract Expressionist movement, and French Tachisme, but which he developed independently of them. Typically his paintings contained block-like slabs of colour, emerging as if struggling against one another across the surface of the image.