But there is a progressive side to Yale's secret societies that we rarely hear about, one that, in the cultural tumult of the nineteen-sixties, resulted in the election of people of color, women, and gay men, even in proportions beyond their percentages in the class. It's a side that is often overlooked in favor of sensational legends of blood oaths and toe-curling conspiracies. Dave Richards, an alum of Yale, sheds some light on the lesser known...