Walter Richard Sickert was a German-born British painter and printmaker who was a member of the Camden Town Group of Post-Impressionist artists in early 20th-century London. He was an important influence on distinctively British styles of avant-garde art in the mid and late 20th century.

The Royal Society of British Artists (RBA) is a British art body established in 1823 as the Society of British Artists, as an alternative to the Royal Academy.