The art of reading people .
One , if someone zones out and you suddenly ask what they are thinking , observe their hands if they fidget or move them , it might mean they are being untruthful two in a group .
Notice who everyone looks at .
When they laugh , it feels the person they are most interested in .
Three .
According to psychology , if someone places their phone face down while sitting across from you , they might be hiding something four excessive blinking around , you could be a sign of someone trying to manipulate you .