Unfortunately, I'm not the best person to go into much detail. If you're interested in this subject, I'd highly recommend checking out "Telling Lies" by Paul E

Unfortunately, I'm not the best person to go into much detail. If you're interested in this subject, I'd highly recommend checking out "Telling Lies" by Paul Ekman: http://books.google.com/books?id=7I_wDDfrwCgC&dq=ekman+telling+lies&printsec=frontcover&source=bn&hl=en&ei=T7tuTJPoC4m8sAPeu6mhCw&sa=X&oi=book_result&ct=result&resnum=4&ved=0CC4Q6AEwAw#v=onepage&q&f=false http://books.google.com/books?id=7I_wDDfrwCgC&dq=ekman+t...