We speak to the writer Isaac Butler about his book revisiting the battles over censorship and public funding in the US during the 1980s and 1990s

The new Steven Soderbergh film, which stars Ian McKellen and Michaela Coel, takes up questions about how art is valued and how artists become brands

The critic J. Hoberman’s take on Manhattan counterculture charts the rise of artists such as Andy Warhol and Yoko Ono