"A story about a solitary green notebook that brings together six strangers and leads to unexpected friendship, and even love--think Eleanor Oliphant Is Completely Fine meets Love, Actually "Everybody lies about their lives. What would happen if you shared the truth?" This is the question that Julian Jessop, an eccentric, seventy-nine-year-old artist, poses within a pale green exercise book that he labels The Authenticity Project, before leaving it...

"The Booker-shortlisted author of His Bloody Project blurs the lines between patient and therapist, fiction and documentation, and reality and dark imagination. London, 1965. An unworldly young woman believes that a charismatic psychotherapist, Collins Braithwaite, has driven her sister to suicide. Intent on confirming her suspicions, she assumes a false identity and presents herself to him as a client, recording her experiences in a series of notebooks....