Relationship Uncertainty: Can Doubt About Your Feelings Predict Marital Trouble? (opens in new tab)

There is a romantic superstition—one of many—that successful relationships depend mainly on intensity of feeling. How much do you love your partner? How attracted are you? How devoted? Reasonable questions. Possibly the wrong questions. A fascinating new study by Rasheedah Adisa and Andrew Luttrell in the Journal of Social and Personal Relationships suggests something stranger may matter alongside love itself: how certain you are about what you feel. That sounds abstract until you recognize i...