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
Jef Van der Veken Hubert van Eyck and identified the Master of Flémalle with Rogier van der Weyden (current scholarship identifies the Master of Flémalle with Robert Campin, the teacher of Rogier van der Weyden). These publications aroused lively polemics with reputed art historians. At the 1935 World Exhibition in Brussels three works, of which the visible surface had been executed mainly by Van der Veken, where exhibited under the name of Rogier van der Weyden: one as an original work by van der Weyden (the Madonna with Child or 'Renders Madonna', now in the Museum of Fine Arts in Tournai) and two as