Zambian-English conceptual artist whose work influenced the development of the performance art and happenings movements. His works included "Film Star" from 1960 and "Man Caught Up with a Yellow Object" from 1954.
He attended the Chelsea College of Art and Design.
He participated in the 1966 Destruction in Art Symposium in London along with Yoko Ono.
He married fellow artist Barbara Steveni in 1950.
He was inspired by Franz Kline.
