For fans of both real spy dramas and fictional ones—both Ben Macintyre and John le Carré—the story of why spies spy.   Why do people put their lives at risk to collect intelligence? How do intelligence services ensure that the agents they recruit do their bidding and don't betray them? What makes the perfect spy? Drawing on interviews with active and former British, American, Russian, European, and Asian intelligence officers and agents, Michael Smith creates a layered portra