The author is also the subject of a major new exhibition at the British Library in London, which opens this month. “Agatha Christie: A World of Mystery” will give visitors a glimpse into Christie’s fertile mind, with items such as notebooks, manuscripts, photographs, letters and even her typewriter on display.
For Prichard, it’s clear why his great-grandmother’s work — with its enduring themes of vanity, selfishness, status and revenge — remains popular: “What she was saying about us as humanity is as relevant, if not more so, at this moment in time than it was a hundred years ago.”

