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Polygraphs are junk science no matter who uses them, or why

If polygraphs are so unreliable they're not admissible in court, are they really a good tool for pre-employment screenings for law enforcement? The Austin Statesman offered up an alarmist report this week ("Admitted scofflaws, poly flunkers among DPS recruits," Feb. 19) that, at the Department of Public Safety:Some members of the current recruit class of more than 100 failed polygraph tests on their background. ?More than a handful? were rejected by other law enforcement agencies before they applied at DPS. Others have been promoted from the training academy and put to work despite a recommendation that they be dismissed. Some recruits in the past even got in despite admitting criminal behavior of some type during interviews. ?Wow!? exclaimed Commissioner Ada Brown of Dallas...continue to full post

Full post as published by Grits for Breakfast on February 21, 2009 (boomark / email).