From today's Washington Post. Also reported on NPR.
Hormone Spray Is Found To Bolster Trust in Others
Scientists have found the chemical equivalent of the perfect sales pitch: a hormone that makes us more trusting than we normally are.
Volunteers in a study were told they were participating in a decision-making experiment. Those who inhaled the hormone, which occurs naturally in the brain, were more likely to entrust others with large sums of money than were volunteers who inhaled no hormone.