Article by Gary Nunn
"Emmanuella Grace, a voice and body language expert, dispels myths about spotting a liar. "Sometimes liars look down and to the left, or avert eye contact. But a well practised liar may not give off these signals."
She says to look out for "micro facial expressions" - but they can occur faster than the mind can process. Combined with the pheromones which might pick up on fear and non-consistent inflections in the voice, she says you should use all this information to "trust how you feel in the moment" if something seems off."
Read more: http://www.executivestyle.com.au/how-to-tell-if-someone-is-either-a-pathological-or-a-compulsive-liar-h1bxyd#ixzz6Cq1xli1S