The number of police departments using a new type of lie detector is growing.Believers say the devices are nearly infallible, but critics say they don’t work at all, and violate suspects’ rights.Benson Gardner has more.
News with a little more humanity
WPR’s “Wisconsin Today” newsletter keeps you connected to the state you love without feeling overwhelmed. No paywall. No agenda. No corporate filter.
Wisconsin Public Radio, © Copyright 2025, Board of Regents of the University of Wisconsin System and Wisconsin Educational Communications Board.






