Deception Tip 16:Beware of asymmetrical gestures, as truthful expressions are symmetrical. Shoulder shrugs more prominent on one side may be indicative of deception.

Deception Tip 15:

Liars

rehearse the events of their story in order. To trip them up, ask them

to tell it in reverse. Often times they will be unable to do so.

Deception Tip 15:Liars rehearse the events of their story in order. To trip them up, ask them to tell it in reverse. Often times they will be unable to do so.

Deception Tip 14:

Truthful

facial expressions of emotion appear naturally and are symmetrical.

Deceptive facial expressions appear at will and are asymmetrical.

Deception Tip 14:Truthful facial expressions of emotion appear naturally and are symmetrical. Deceptive facial expressions appear at will and are asymmetrical.

Deception Tip 13:

Let

the liar speak. Stay silent. Often times, liars will continue to speak

until they believe the target believes their lie. They may contradict

themselves thus revealing the truth.

Deception Tip 13:Let the liar speak. Stay silent. Often times, liars will continue to speak until they believe the target believes their lie. They may contradict themselves thus revealing the truth.

Deception Tip 12:

Truthful words and gestures occur simultaneously. In contrast, lying words and gestures will be out of sync.

Example: Pointing after speaking.

Deception Tip 11: 

Liars will seize any opportunity to be believed. Therefore, it is very likely that the liar will accept lies told by the target even if they may be incriminating.

Deception Tip 11: Liars will seize any opportunity to be believed. Therefore, it is very likely that the liar will accept lies told by the target even if they may be incriminating.