Arthur Jackson Hepworth [also known as Arthur Jackson*] was born in Rotherham, Yorkshire, England on 1 August 1911. He studied at St. Martin's School of Art from 1929 to 1932 and privately with Ben Nicholson in 1932. In the early 1930s he worked closely with Nicholson, Henry Moore and Barbara Hepworth (his cousin) at the Mall studios in London. He was a member of the 7 & 5 Society and exhibited with them at the Lefevre Gallery and Leicester Galleries in London in 1935
In the late 1930s he gave up painting and from 1938 to 1947 trained as an architect at Hull School of Architecture. He was elected an Associate of the Royal Institute of British Architects (ARIBA) in 1948 and after qualifying was employed in the office of Leslie Martin (1908-2000) in London. Projects on which he worked included the design of stations for the London, Midland & Scottish Railway Company, and on the Royal Festival Hall on London's South Bank. From 1955 he was employed by the the North West Metropolitan Hospital Board and was engaged on the design the Queen Elizabeth Hospital in Hatfield.
In 1957 Hepworth left London and settled in Glastonbury, Somerset. He retired from the architectural profession in 1976 and returned to painting. He died on 28 January 2003. His death was registered in Taunton, Devon.
A biographical file on Hepworth is available on request at the Enquiry Desk, Royal Institute of British Architects Library, London
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* He used the name Arthur Jackson as a painter and Arthur Jackson Hepworth while practising as an architect.