Artist in bronze, wood and stone, and teacher, born in Badulla, Ceylon, who until 1986 worked under the name of Dilys Vibert. She attended Cambridgeshire High School for Girls, 1945–56, then studied at Slade School of Fine Art, 1956–60, and Swansea College of Art, 1961–2, obtaining her master’s degree in fine art from South Glamorgan Institute of Higher Education in Cardiff, where she lived, 1987–9. Jackson was art instructor at Coed Ffranc Youth Centre in south Wales, 1965–6; was teacher/head teacher, special schools, for South Glamorgan Education Authority, 1966–92; from 1994 being environmental artist, Ogwr Groundwork Trust, Ogmore Valley. Among her commissions was the Stackpole Centre Sight Garden, Pembroke, 1993. War and landscape were leading themes in Jackson’s works, which were shown in many group exhibitions, including Young Contemporaries, 1960; Pictures for Welsh Schools, National Museum of Wales, Cardiff, 1975; All Women Work 88, Chapter Arts Centre, Cardiff, 1988; Festival Exhibition 91, Collective Gallery, Edinburgh, 1991; and Oriel Contemporary Art, 1996.