Theo van Doesburg 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 and singing he decided to become a painter. He always regarded his stepfather, Theodorus Doesburg, to be his natural
Jef Van der Veken later restorer deceptively had added new elements such as the background and the figure of the angel. The suspicion is that this restorer was Jef Van der Veken. The conclusion of the recent scientific findings is that both Van der Veken and Renders appear to have engaged in intentional art forgery. Since these revelations, all the works that had belonged to the Renders Collection or had been handled by Van der Veken and even his son-in-law Albert Philippot, many of which hang in major museums in Belgium and abroad, are viewed with suspicion. Jef Van der Veken Jef Van der