De Wain Valentine is an American minimalist* sculptor who was born in Fort Collins, Colorado in 1936. Often associated with the Light and Space movement in the 1960s, he is best known for his translucent glass (such as Diamond Column in the collection of the Honolulu Museum of Art), fiberglass* and cast polyester resin* sculptures having slick surfaces suggestive of machine made objects. He lives and works in Gardena, California.

Valentine worked in boat shops and began to make art pieces from plastic, which he tried unsuccessfully to show in New York. Attracted by the work of artists such as Larry Bell, Craig Kauffman, and Kenneth Price, which he learned about by reading the magazine Artforum magazine, Valentine moved ...