The astonishing story of an obsessive hacker who broke into highly secured computer systems at banks, universities, federal agencies, and top-secret military weapons-research sites, At Large exposes the frightening vulnerability of the global on-line network.Chronicling the massive manhunt that united hard-nosed FBI agents, computer nerds, and uptight security bureaucrats against an elusive computer outlaw, At Large is "a real-life tale of cops vs. hackers, by two technology writers with a flair for turning a complicated crime and investigation into a fast-moving, edge-of-your-seat story" (Kirkus Reviews, starred review)."A gripping mystery story that rips the glossy, high-tech cover off the on-line world to reveal the nest of bizarre subcultures lurking below". -- Dick Teresi, coauthor of The God Particle"Has the narrative drive of a Tom Clancy techno-thriller combined with the rich, funny, poignant humanity of Soul of the New Machine". -- M. Mitchell Waldrop, author of Complexity: The Emerging Science at the Edge of Order and Chaos.