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
Piet van der Sanden Piet van der Sanden Petrus Joannes Antonius "Piet" van der Sanden (11 November 1924 – 18 January 2015) was a Dutch politician and journalist. He was a member of the House of Representatives of the Netherlands between 1971 and 1972 and again from 1973 to 1989 for the Catholic People's Party and later the Christian Democratic Appeal. He also served a stint as member of the European Parliament between 1973 and 1974. Van der Sanden was born in Gouda on 11 November 1924. During World War II he was studying at the gymnasium when he was sent to a working