Every January, millions of us ignore the prevailing criticism that New Year’s resolutions don’t work, and we resolve once again to get healthy, get organized, get out of debt, and so on. Why do we do this? According to one set of researchers, we are motivated by the “fresh start effect”: “The popularity of New Year’s resolutions suggests that people are more likely to tackle their goals immediately following salient temporal landmarks [e.g., the outset of a new year].