The Amercian artist is asking awkward questions about our gallery funding. It’s time we joined her

One of many women overlooked in the surrealist movement, Tanning is now feted with a Tate show of her own

For all its charm, the V&A’s Christian Dior exhibition shows clearly that the brand couldn’t measure up to its founder’s work

A surprising show at the Hayward reveals the great photographer’s gentler side

Childless, sleepless and now motherless: the artist gives voice to her pain in an explosive show. It’s a game-changer

Koons at the Ashmolean: like Popeye giving the Reith Lectures

The Royal Academy has put Bill Viola’s videos next to Michelangelo’s drawings: who wins?

Too many marks, too many colours, too little sense of direction: our critic is underwhelmed by the artist’s clunky, repetitive works

The Turner winner writes loser’s poetry. Oddly, it gives him a special presence

Live conservation is suddenly the hottest thing in the art world — and we have Artemisia Gentileschi to thank for that