The Hepworth Wakefield Development Fund have also supported the building of the gallery alongside a number of charitable trusts, corporations and private individuals. The Hepworth Wakefield is a registered charity under English law. The gallery cost £35 million to build. Five weeks after opening it had received 100,000 visitors. In May 2012 it celebrated its first birthday, having received over 500,000 visitors in the year. In October 2015, the gallery launched the £30,000 biennial The Hepworth Prize for Sculpture as part of the celebrations marking its 5th anniversary. The Hepworth Wakefield is a structure composed of ten trapezoidal blocks; its upper-level galleries are
Barbara Hepworth Simon. Rachel and Simon also became artists. The couple divorced in 1951. Hepworth, Nicholson and their children went to live in Cornwall at the outbreak of the Second World War in 1939. Hepworth lived in Trewyn Studios in St Ives from 1949 until her death in 1975. She said that "Finding Trewyn Studio was sort of magic. Here was a studio, a yard, and garden where I could work in open air and space." St Ives had become a refuge for many artists during the war. On 8 February 1949, Hepworth and Nicholson co-founded the Penwith Society of Arts at