Jezebel details some research suggesting guys "will only study a woman's face if they are looking for a wife, rather than a short-term partner."
Go ahead, grab the Kleenex and cue up that Alanis CD.
But I agree with the writer's biggest takeaway from the research. She explains:
Far more upsetting than any face/body dichotomy is the implication that men categorize women into wives or hookups within seconds of meeting them.