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
Theo van Reijn Theo van Reijn Theo van Reijn (Breda, May 28, 1884 - Haarlem, August 6, 1954) was a Dutch sculptor. Van Reijn attended classes in 1905 at the Rijksakademie van beeldende kunsten in Amsterdam, where Bart van Hove was one of the teachers. In 1911 he won the Dutch Prix de Rome and spent a year in Rome, and in 1914 worked in Paris. Back in The Netherlands he settled in Haarlem, where he worked until 1954. One of his pupils in Haarlem was Joop Beljon. In 1948 van Reijn wrote a book about the foremost Dutch contemporary sculptures, which was