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Eighty years ago this week, inventor Leonarde Keeler proudly proclaimed his expert testimony before a Wisconsin jury to be “a signal victory for those who believe in scientific crime detection.” One ...

A 69-year-old former Oklahoma police officer has pleaded guilty to five obstruction of justice and mail fraud charges in connection to an indictment accusing him of teaching people to successfully ...

A former Oklahoma City police officer was indicted Thursday on accusations of teaching people to cheat on lie detector tests, the government announced Friday. The 69-year-old Norman, Oklahoma, man is ...

Guess he couldn’t lie his way out of this one. A former Oklahoma law enforcement officer pleaded guilty Wednesday to obstruction of justice and mail fraud for running Polygraph.com, a service in which ...

OKLAHOMA CITY (CN) - A federal indictment accuses a former Oklahoma City police officer of teaching customers of his polygraph business to lie and hide crimes to get federal jobs. A grand jury ...

It is being reported that the United States government will begin to use polygraph machines more extensively in an attempt to prevent leaks to the media. Director of National Intelligence James ...

A 69 year old Oklahoma man has been indicted by a federal grand jury for teaching customers how to beat polygraph tests, or lie detector tests, on his website Polygraph.com. Doug Williams, a former ...

Judging by Doug Williams' business website, it doesn't look like he thought he had anything to hide. On Polygraph.com, Williams, a former officer with the Oklahoma City Police Department turned ...

OKLAHOMA CITY – A former Oklahoma City law enforcement officer is accused of training customers to lie and conceal crimes during polygraph examinations. Officials say 69-year-old Douglas Williams, ...

A former police officer who owned Polygraph.com pleaded guilty on Wednesday to helping people lie and cover up crimes during polygraph examinations. Douglas Williams, a 69-year-old former Oklahoma ...