Joseph O'Connor: 'Characters I write based on real figures are always my own versions, even when different people’s takes on them have appeared in other fictions or in biographies.' Tell me about your latest work, My Father’s House. On Christmas Eve, 1943, in Nazi-occupied Rome, a group of activists running an escape line plan a secret mission. When it goes wrong at the last minute, their leaders, Irish priest Hugh O’Flaherty and singer Delia Murphy, face a dangerous decision. Inspired by real people, it’s a tense story with gothic and noir elements, and it’s full of music ranging from Italian...