Corporate espionage is an inescapable reality of the modern global business world. The Grey Line is the comprehensive examination of how modern day private sector spies operate, who they target, how they penetrate secure systems and subvert vulnerable employees. Additionally, the book provides invaluable resources for companies and individuals to use in deterring and defeating corporate spies.

About the author: Andrew Brown is a corporate intelligence and international business specialist with extensive experience working around the globe. He has consulted and taught on the subject of corporate espionage and counterintelligence practice on four continents to an array of clients in the private and public sectors. His most recent work "The Grey Line: Modern Corporate Espionage and Counter Intelligence" is a summation of the experiences and knowledge he has obtained from years of working in the private intelligence arena.