Carrot or stick? Punishments may guide behavior more effectively than rewards
When it comes to rewards and punishments, which is more effective — the carrot or the stick? Researchers at Washington University in St. Louis have devised a simple experiment to test the effects of rewards and punishments on behavior and have found that punishments seem to be more effective at influencing behavior.
Older adult clumsiness linked to brain changes
For many older adults, the aging process seems to go hand-in-hand with an annoying increase in clumsiness. New research from Washington University in St. Louis suggests some of these reaching-and-grabbing difficulties may be caused by changes in the mental frame of reference that older adults use to visualize nearby objects.
Military service changes personality, makes vets less agreeable
It’s no secret that battlefield trauma can leave veterans with deep emotional scars that impact their ability to function in civilian life. But new research from Washington University in St. Louis suggests that military service, even without combat, has a subtle lingering effect on a man’s personality, making it potentially more difficult for veterans to get along with friends, family and co-workers.