Even Alfred Kinsey, the unembarrassable grandfather of sexology who happily discussed sadomasochism and homosexuality, went a bit coy with this question.
“On which side of the central seam in your pants,” he asked participants in his 1948 study Sexual Behaviour in the Human Male, “do you keep your penis?” The rest of Kinsey’s research would be published in that groundbreaking report. But it would be five decades before society was deemed ready for the results of the genital asymmetry question, and a decade more before, today, someone was ready to repeat it.
Chris McManus, Professor of Medical Education at University College London, has discovered that just a fifth of 21st-century men claim to follow the trouser seam precisely. Of the others, by a ratio