Douglas O. Crewse, obtained an engineering degree from the United States Military Academy, West Point, New York and was a Special Agent federal criminal investigator commanding units in the U.S. Air Force Office of Special Investigations (OSI). After Mr. Crewse obtained his MBA from Texas Tech University, he founded Investigative Associates, Inc. in 1981 specializing in corporate, legal and financial investigations. Mr. Crewse is a Certified Fraud Examiner (CFE), Security Consultant and has been a guest lecturer Corporations, Police Academies and numerous investigative associations for over 25 years. Mr. Crewse has written several investigative reference books and is a frequent contributor of investigative articles on a wide variety of topics to numerous investigative journals. He is the owner, founder and manager of Investigative Associates, Inc. Mr. Crewse's publications and training courses, for seminars and on-line training can be reviewed at Investigative Associates, Inc.