Minimalist sculptor and conceptual artist who created works of performance and installation art. Known for the body-art poster of himself from 1974 and "Untitled" from 1967 and 1986.
He studied painting, philosophy, and engineering before moving to New York to focus exclusively on sculpture and art history.
He began his artistic career as a painter. Eventually, his studies of dance and choreography led him to create works of performance art.
He was born in Missouri and was educated in Kansas, Oregon, and New York. He had a daughter named Laura with his wife Lucile Michels.
He and Donald Judd were both significant figures in the Minimalism movement.