Not all of us possess Santa's gift of picking the perfect presents but maybe a little bit of help wouldn't hurt? Hear how human eyes reveal measurably different reactions, depending on how much the individuals like what they see. A research study shows it’s possible to interpret subjects’ reactions in order to offer them perfectly customized products - or presents - in a matter of seconds. Happy festive season all! Find out more about this amazing research and technology here! See acast.com/privacy for privacy and opt-out information.