Wearing his Supreme Court–justice costume. Photo: Fred Schilling/Supreme Court of the United States/Reuters Even when it’s not Halloween, a certain breed of religious traditionalist longs for the days when men donned capes and cloaks decorated with symbolic sashes and ribbons, got knighted, laid holy swords in caskets lined with red velvet, and pledged oaths to monarchs and popes. Conservative lobbyist and court-packer Leonard Leo belongs to the Sovereign Military Order of the Knights of Malta,