Composition with Red Blue and Yellow De Stijl. An encounter with fellow Dutch artist Bart van der Leck provided ground for Mondrian to exchange ideas. From van der Leck he received the concept of painting flat areas of pure color; a solution to Mondrian’s problem of coloring - he was then using color in what he considered an Impressionist way, which was too restless and emotional. In return, van der Leck adopted Mondrian’s concept of crossed vertical and horizontal lines as a basis for composition. These two technical elements are consistent throughout all of Mondrian’s work. Shortly after the formation of Mondrian and van der Leck’s
Jan van der Laan Jan van der Laan Johannes Antonius van der Laan (4 May 1896 - 24 August 1966) was a Dutch architect. Van der Laan was born in Leiden, the eldest son of the architect Leo van der Laan. He worked with his father from 1921 until Leo's death in 1942, mostly in Leiden and the surrounding area. After his father's death Jan had various partners in the architectural practice, which continued for many years to design significant buildings in the Netherlands. The partners were: Jan Hermans and Theo van der Eerden, and later Jules Kirch and Henk Blansjaar, who continued the