A dominatrix in heels and feathers, a Warhol alumni who whip-danced for the Velvet Underground, a feminist trailblazer … ahead of major Barbican show, three giant personalities relive sitting for the great American artist
A new exhibition at London's Barbican Art Gallery celebrates the work of Alice Neel, an unconventional artist who painted those on the margins of society, writes Cath Pound.