It may have been more than three decades ago, but Deborah Moggach remembers the moment like it was yesterday. In 1984, things were going well for the author of These Foolish Things, the book that went on to be filmed as The Best Exotic Marigold Hotel. She was 36, had just published her fourth novel and, one autumn afternoon, was in an upbeat mood as she cycled from her home in north London. As she sped past a newsagent’s, a billboard caught her eye. It read: Thriller Writer Arrested For Murder.