Men Not Choosy in One-Night Stands

A new study indicates who is more likely to be promiscuous based on their personality type.

It's no secret that men are more likely than women to jump into the sack. But a new study adds some twists to the rules of such casual sex.

The research suggests men are far less choosy about the attractiveness of a potential one-night stand. For women to be tempted into considering casual sex, the guy better be a hottie.

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Managing editor, Scientific American

Jeanna Bryner is managing editor of Scientific American. Previously she was editor in chief of Live Science and, prior to that, an editor at Scholastic's Science World magazine. Bryner has an English degree from Salisbury University, a master's degree in biogeochemistry and environmental sciences from the University of Maryland and a graduate science journalism degree from New York University. She has worked as a biologist in Florida, where she monitored wetlands and did field surveys for endangered species, including the gorgeous Florida Scrub Jay. She also received an ocean sciences journalism fellowship from the Woods Hole Oceanographic Institution. She is a firm believer that science is for everyone and that just about everything can be viewed through the lens of science.