(WASHINGTON) — Roll back the clock to 1961: John F. Kennedy was inaugurated president. The Peace Corps was founded. The Dow Jones industrials hit 734. Gasoline reached 31 cents a gallon. And the number of people killed in U.S. traffic accidents that year topped 36,200.
This year, gasoline climbed over $4 a gallon, and the traffic death toll — according to one study — appears headed to the lowest levels since Kennedy moved into the White House.
The number is being pulled down by a change in Americans' driving habits, which is fueled largely by record high gasoline prices, according to the Transportation Research Institute at the University of Michigan....