It may be one of the most surefire findings in all of social psychology, repeatedly replicated over almost five decades of study: American conservatives say they are much happier than American liberals. They also report greater meaning and purpose in their lives, and higher overall life satisfaction…. [T]he entire gap…equates to about a half-point on a four-point scale, a sizable happiness divide. According to social scientists, here are four reasons why conservatives are happier than (il)liberals: