NEW YORK TIMES BESTSELLER - "If Michael Crichton had written a superhero novel, it would look a lot like Upgrade."--The New York Times Book Review "You don't so much sympathize with the main character as live inside his skin."--DIANA GABALDON, #1 New York Times bestselling author of the Outlander series "Mysterious, fascinating, and deeply moving--exploring the very nature of what it means to...