With more than two million copies of her books sold worldwide, number one bestseller Clare Mackintosh is the multi-award-winning author of I Let You Go, which was a Sunday Times bestseller and the fastest-selling title by a new crime writer in 2015. It also won the Theakston Old Peculier Crime Novel of the Year in 2016.
Both Mackintosh’s second and third novels, I See You and Let Me Lie, were number one Sunday Times bestsellers. All three of her books were selected for the Richard & Judy Book Club.
Mackintosh’s latest novel is After the End.
At Lit Hub, she tagged ten of the best books with “what if?” moments, including:

Matt Haig, The Midnight Library (Viking)Read about the other entries on the list.
The eponymous library in Haig’s latest novel provides protagonist Nora Seed with the chance to change her life. Each library book represents a life she could have had, had she made a different choice. Poignant and uplifting.
--Marshal Zeringue