Philip Guston's KKK images force us to stare evil in the face – we need art like this | Aindrea Emelife

Postponing Guston’s provocative touring exhibition may avoid short-term discomfort, but it’s a profoundly patronising moveWhat would it be like to be evil? Philip Guston invites us to reason this in a provocative set of paintings of the Ku Klux Klan from the 1960s. “They are self-portraits,” said the white, Jewish artist. “I perceive myself as being behind the hood.”Philip Guston Now, a touring exhibition that was set to open at National Gallery of Art Washing