Does advertising bring out our darker side?

Have you noticed this pattern? Studies seldom demonstrate that ads get us to use our seat belts or help old ladies across streets. But numerous studies prove ads highly effective at motivating us to eat too much, smoke too much, etc. In short, when a study proves that advertising works, you can bet the social consequences are bad. The latest instance of this syndrome comes in a British study (excerpted on the HealthScout Web site) that finds food