Sculptor, draughtsman, painter, printmaker and teacher, who attended Hammersmith College of Art, 1969–70, Norwich College of Art, 1970–3, and Byam Shaw School of Fine Art, 1975. After working as a woodman and welder, 1976–80, in 1980–3 Harrisson was lecturer in painting and drawing, adult education, for Wiltshire and Dorset Council. In 1988 he was sculptor-in-residence, Red House Museum, Christchurch, organised by the Hampshire Sculpture Trust. Spatial relationships were of key importance to Harrisson’s abstract sculptures. Millfield School, Somerset, gave him a commission in 1989, in collaboration with Artsite Gallery, Bath. Mixed exhibitions included Salisbury Library, 1981; Harris Museum, Preston, 1985; in 1987 he was a winner in international competition organised by Metro Art, New York; 1991, The Economist Plaza, St James’; and 1994, New Art Centre Sculpture Garden at Roche Court, Salisbury.