A breathtaking exploration of memory and what it means to be human, Recursion is the follow-up novel to the smash-hit thriller, Dark Matter, by Blake Crouch.’Recursion takes mind-twisting premises and embeds them in a deeply emotional story about time and loss and grief and most of all, the glory of the human heart’ – Gregg Hurwitz, author of Orphan XAt first, it looks like a disease. An epidemic that spreads through no known means, driving its victims mad with memories of a life they never lived.But the force that?s sweeping the world is no pathogen. It?s just the first shockwave, unleashed by a stunning discovery ? and what?s in jeopardy is not just our minds.In New York City, Detective Barry Sutton is closing in on the truth ? and in a remote laboratory, neuroscientist Helena Smith is unaware that she alone holds the key to this mystery . . . and the tools for fighting back.Together, Barry and Helena will have to confront their enemy ? before they, and the world, are trapped in a loop of ever-growing chaos.’A fantastic read’ ? Andy Weir, author of The Martian.