Gender, race and identity collide on the open seas in Xiaolu Guo’s Call Me Ishmaelle (Chatto), a powerful, feminist reimagining of Herman Melville’s Moby Dick. She was in conversation with Philip Hoare, author of Leviathan: Or the Whale, who has described Guo’s latest novel as being ‘as animal and visceral and shape-shifting and subversive as the broad back of the mythic whale themselves.’