"In 1938, a Ukrainian-born grandmother created one of art's biggest shocks – but it was attributed to the US painter Jackson Pollock, writes Kelly Grovier."

"The painter's satirical work has always blazed a trail – reclaiming cultural histories and identities. Precious Adesina talks to the artist – and explores an extraordinary career."

"The painter Marlene Dumas has transformed the way we see the world, writes Deborah Nicholls-Lee, as two new exhibitions of her work open."