When was the Dutch artist who was part of Art Concret born?
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.
Marc Simont Marc Simont (November 23, 1915 – July 13, 2013) was a Paris-born American artist, political cartoonist, and illustrator of more than a hundred children's books. Inspired by his father, Spanish painter Joseph Simont, he began drawing at an early age. Simont settled in New York City in 1935 after encouragement from his father, attended the New York National School of Design, and served three years in the military.