His irreverent texts, signed simply “Ben”, spanned art and merchandise that was ubiquitous in France

A retrospective of Ono’s pioneering and provocative work shows that she is not quite the artist you might have imagined

The curators of his first US museum survey will not talk about the show, honouring his wishes not to interpret his artwork

The gallerist was ill at home in Bad Münstereifel, one of the worst-hit towns

Exhibition at Staatsgalerie revisits the artist's curated opening of the museum's new building, while 20 other institutions are planning shows on the artist

KW Institute exhibits works assembled by Francesco Conz, an Italian art collector and patron who entertained artists at his villa