I LIKE ROUND POSTERIORS, AND I AM INCAPABLE OF PREVARICATING ABOUT IT: How the Gluteus Became Maximus. “Men want healthy offspring, so, the thinking goes, they wanted women who could get their butts out there, literally, and forage like champs. This preference was passed down from the era of mammoths to the epoch of Match.com, and to this day, it might explain why some women do everything from wear 5-inch heels to balance stemware on their rears.”