After the Axis Institute is blown up, fifteen-year-old Cadell Piggot is unhappily stuck in foster care with constant police surveillance to protect him from the evil Prosper English until he gets an offer to join a mysterious group called Genius Squad.
- ISBN10 0152059857
- ISBN13 9780152059859
- Publish Date 1 August 2008
- Publish Status Active
- Out of Print 17 March 2021
- Publish Country GB
- Imprint Houghton Mifflin
- Format Hardcover
- Pages 436
- Language English