This week I've been wrestling with a particularly large writing project which has kept me away from posting in this column. But, staring into my Twitter feed in procrastination, I spotted much outrage about a paper on the adaptive basis of cunnilingus-assisted orgasm. I had to head over to the journal to take a look. The authors, Michael N. Pham, Todd K. Shackelford, Yael Sela and Lisa L. M. Welling, all of Oakland University in Michigan report the results of a simple survey they administered to 243 men in committed, heterosexual relationships. They predicted that, in their own words: among men who perform cunnilingus on their partner, those at greater risk of sperm competition are more...
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