smell of success

from

http://www.economist.com/science/displayStory.cfm?story_id=4149493

The upshot of the trial was that women did, indeed, find the odour of dominants sexier than that of wimps—but only in special circumstances. These circumstances were first that the woman was already in a relationship and second that she was in the most fertile phase of her cycle. In other words, dominant males' scent was only more attractive at the point where a woman could both conceive and cuckold her mate.