On any given day we're lied to from
10 to 200 times, and the clues to detect those lies can be subtle and counter-intuitive. Pamela Meyer, author of Liespotting, shows the manners and "hotspots" used by those trained to recognize deception -- and she argues honesty is a value worth preserving. Below is a link to the TED video.
How To Spot A Liar
The video is 20 minutes long, so it is a wee bit on the long side, but completely worth it. Really interesting and highly recommended!