Compliance is a behavior performed only because it is requested. Otherwise, it will not happen. What explains this kind of social influence? Social psychologist Robert Cialdini, in his masterful ...

Folk wisdom (and even some contemporary research) presents a mixed picture about who we end up finding attractive and compatible as a romantic partner. Do we prefer as dates, mates, and spouses people ...

People have long believed that couples who have a lot in common are more satisfied and stay together longer. But a new review of nearly 340 studies finds that this popular idea may not be as strong as ...

Researchers have found that how similar you are to your partner can affect your happiness – but it’s complicated. Among many monogamous species, from cockatiels to cichlid fish, studies have revealed ...

Scientists reveal that the scale of analysis determines whether invasive plants succeed by resembling or differing from ...

A discussion of how courts compare works for purposes of evaluating copyright infringement claims, including how they weigh similarities and dissimilarities for specific categories of expressive works ...