Billion Dollar Brain

After his life is turned upside down when his wife is killed in a London terrorist attack, a brilliant but introverted CIA decoder takes matters into his own hands when his supervisors refuse to take action.

The most dangerous former operative of the CIA is drawn out of hiding to uncover hidden truths about his past.

Michael Jennings is a genius who's hired – and paid handsomely – by high-tech firms to work on highly sensitive projects, after which his short-term memory is erased so he's incapable of breaching security. But at the end of a three-year job, he's told he isn't getting a paycheck and instead receives a mysterious envelope. In it are clues he must piece together to find out why he wasn't paid – and why he's now in hot water.

Set in a world with memory implants, Alan Hakman is a 'cutter'—someone with the power of final edit over people's recorded histories—but his latest assignment puts him in great danger.