Deception, beguilement, deceit, bluff, mystification, and subterfuge is the act of propagating beliefs in things that are not true, or not the whole truth (as in half-truths or omission). Deception can involve dissimulation, propaganda, and sleight of hand, as well as distraction, camouflage, or concealment. There is also self-deception, as in bad faith - wikipedia

# Radiolab

Lies, liars, and lie catchers. And the strange power of lying to yourself - Deception -

How does the brain of the con artist differ from the rest of us? And how could some of their skills be redeployed for the greater good? - bbc