Eli Finkel, however, a professor of psychology at Northwestern and the author of The All-or-Nothing Marriage, rejects that notion. “Very smart people have expressed concern that having such easy access makes us commitment-phobic,” he says, “but I’m not actually that worried about it.” Research has shown that people who find a partner they’re really into quickly become less interested in alternatives, and Finkel is fond of a sentiment expressed in a 1997 Journal off Personality and you will Social Mindset papers on the subject: “Even if the grass is greener elsewhere, happy gardeners may not notice.”

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Like the anthropologist Helen Fisher, Finkel believes that dating apps haven’t changed happy relationships much-but he does think they’ve lowered the threshold of when to leave an unhappy one. In the past, there was a step in which you’d have to go to the trouble of “getting dolled up and going to a bar,” Finkel says, and you’d have to look at yourself and say, “What am I doing right now? I’m going out to meet a guy. Now, he says, “you can just tinker around, just for a sort of a goof; swipe a little just ’cause it’s fun and playful.