image: This is a screenshot from www.trackyourhappiness.org. This image relates to an article that appeared in the Nov. 12, 2010, issue of Science, published by AAAS. The study, by Mr. Matthew Killingsworth and Dr. Daniel Gilbert at Harvard University in Cambridge, Mass., was titled "A Wandering Mind Is an Unhappy Mind." view more
Credit: Image courtesy of Matt Killingsworth