Sensing the motives and feelings of others is a natural talent for humans. But how do we do it? Here, Rebecca Saxe shares fascinating lab work that uncovers how the brain thinks about other peoples' thoughts -- and judges their actions.

Rebecca Saxe studies how we think about other people's thoughts. At the Saxelab at MIT, she uses fMRI to identify what happens in our brains when we consider the motives, passions and beliefs

Source:
http://www.ted.com/talks/rebecca_saxe_how_brains_make_moral_judgments.html