Last month the American Journal of Preventive Medicine published the results of an interesting study. After posting a sign stating "Burn Calories, not Electricity" near elevators in buildings at New York, the use of the stairs increased in 25%, and this percentage was kept in that level during the 9 months of following observations.
What does this mean? It means that putting people in front of the right information, at the right place and at the right time can help them when they are taking decisions at the last responsible moment.
My feeling says that when this happens, we are remembered of the long term effects of our current decision point, helping us to consider tho... [More]