Sentence examples for polygraph for from inspiring English sources
The polygraph, for instance, is essentially an instrument for measuring stress.
This hunger has kept the polygraph, for example, in widespread use.
Although Congress banned most such tests when it passed the Polygraph Protection Act, in 1988, the federal government still uses the polygraph for security screenings — despite high-profile mistakes.
A1 No Polygraph for Spy Suspect Officials said Robert Philip Hanssen, the F.B.I. agent accused of spying for Moscow for 15 years, was never given a polygraph exam to determine if he might be a security risk.
In 1936, the FBI used the polygraph for the first time in a criminal case.
Len Saxe, a researcher at Brandeis University who put together a report on the polygraph for Congress in 2003, says the test is still pseudoscience.
The test was given by a retired F.B.I. agent, Barry Colvert, who had administered polygraphs for the bureau in Washington for 15 years before retiring.
In one week, in 1966, he was given polygraph tests for 28½ hours.
And the judge may also admit polygraph evidence for a specific purpose, such as determining the credibility of a voluntary confession.
In an interview on a Virginia radio station, John Sullivan, a former polygraph operator for the CIA, argued: "There is no such thing as a lie detector machine.
The Energy Department is ending required polygraph tests for thousands of workers at its nuclear weapons facilities, including most scientists at the government's research laboratories.
