How Police Know When You're Lying

Think you can lie to a police officer without them noticing?

Experienced officers and investigators spend years talking to suspects, witnesses, victims, and people trying to hide something. And sometimes, it’s not the lie itself that gives someone away, it’s what happens around it.

Changing details. Overexplaining simple questions. A story that sounds almost too rehearsed. Details that don’t match the evidence. Or a completely different answer when the same question is asked another way.

A former police officer and investigator explains the behaviors that can make cops suspic...