Theo van Doesburg last issue of De Stijl as a memorial issue with contributions by old and new members from De Stijl. Theo van Doesburg Theo van Doesburg (, 30 August 1883 – 7 March 1931) was a Dutch artist, who practiced painting, writing, poetry and architecture. He is best known as the founder and leader of De Stijl. He was married to artist, pianist and choreographer Nelly van Doesburg. Theo van Doesburg was born Christian Emil Marie Küpper on 30 August 1883, in Utrecht, the Netherlands, as the son of the photographer and Henrietta Catherina Margadant. After a short training in acting
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