Here’s one that really cuts against the cultural grain. A new study by a sociologist in Utah finds that people with fewer sexual partners reported having happier marriages compared to those who had more partners prior to marriage. From the Atlantic: Over at the Institute for Family Studies, Nicholas Wolfinger, a sociologist at the University of Utah, has found that Americans who have only ever slept with their spouses are most likely to report being in a “very happy” marriage. Meanwhile, the lowest odds of marital happiness—about 13 percentage points lower than the one-partner women—belong to women who have...