How useful are the algorithms dating sites use? According to one regulatory agency, not very.
It is truly a golden age for introverts who want to find love but hate going out. The advent of online dating allows people to find love anytime or anywhere, and often from the comfort of their own homes. While some of the apps and websites, notably Tinder, are superficial in nature, others have found their niche in trying to match users based on compatibility. Some achieve this by reducing the scope of potential members to particular demographics, others let everybody in and try to coordinate matches by personality traits.
How open are you to your partner having sex with other people? The answer may depend on your age.
Which came first, monogamy or the social contract? Evolutionary psychologists and biologists think the latter.