New York-based infidelity expert Ruth Houston is the founder of www.InfidelityAdvice.com and the author of Is He Cheating on You? 829 Telltale Signs which documents practically every known sign of infidelity, including the subtle signs usually overlooked. Ruth's book, Will He Cheat on You? shows women how to determine if their husband or boyfriend is a potential cheater. An internationally-recognized infidelity expert, Ruth is frequently called on by the media to comment on popular infidelity issues in the news and has been featured on over 520 TV and radio news and talk shows, and in print and online media worldwide.