History of painting group's theories. Next to van Doesburg, the group's principal members were the painters Piet Mondrian, Vilmos Huszár, and Bart van der Leck, and the architects Gerrit Rietveld, Robert van 't Hoff, and J. J. P. Oud. The artistic philosophy that formed a basis for the group's work is known as "neoplasticism" — the new plastic art (or "Nieuwe Beelding" in Dutch). Proponents of De Stijl sought to express a new utopian ideal of spiritual harmony and order. They advocated pure abstraction and universality by a reduction to the essentials of form and colour; they simplified visual compositions to the vertical
Piet van Reenen Piet van Reenen Piet van Reenen born (17 January 1909 – 8 June 1969) was a Dutch former professional footballer who was a prolific goalscorer at Ajax. With 278 goals in 240 matches from 1929 to 1943, he is the club's all-time top goal scorer. He was also the club's top goal scorer for 9 consecutive seasons, from 1929–30 to 1937–38. Van Reenen began his football career at UVV Utrecht, where he made 30 goals in 37 games. His debut for UVV took place on October 3, 1926 when he was 17 years old in the second game of the