DownloadThe Portobello Bookshop Gift Guide 2024

Philip Houston Author

Philip Houston spent 25 years in the CIA, including roles as an investigator and a polygraph examiner. He is credited with developing a detection of deception methodology currently employed throughout the U.S. intelligence and federal law enforcement communities.




Together with Mike Floyd and Susan Carnicero - like Phil, former CIA agents and leading authorities on interviewing, detection of deception, and elicitation - he founded Qverity, a provider of behavioral analysis and screening services for private- and public sector clients worldwide.




Don Tennant is a former National Security Agency analyst, and is now a business/ technology journalist. He has been the recipient of a number of prestigious journalistic awards, including the Jesse H. Neal National Business Journalism Award.