Nearly every municipality has tried a long list of things to help slow down speedy drivers. Yet in 2003, in Garden Grove, California, something would finally succeed.
Officials in the Orange County community installed “dynamic speed displays,” or driver feedback signs. These signs display the speed limit, and, equipped with a radar sensor, show drivers their current speed as they approach the sign.
Thanks to the signs, drivers In Garden Grove slowed and speeds dipped. The strategy worked more than any other tactic, including warning signs, police presence or tickets. But what was so fascinating wasn’t just that the feedback signs worked, but why. Read more