Few periods in art history ignite as much debate as the second half of the 20th century, when the most disparate references, influences, revolts and alliances took place on the canvas, in the studio and in the gallery. This effervescence is evident in the following pairings of highlights from the Contemporary Art Evening sale at Sotheby’s Paris on 1 June: From two kings of New York school (Warhol and Basquiat) to two body art activists (Klein and Shiraga) and from Art Brut’s long shadow (Dubuffet, Basquiat again) to Malevich’s enduring impact (Tinguely), there is much to discuss – and to delight. #ImagineTheConversation