Few would have expected that the early stars of the 2020 race would be the gay millennial mayor of a mid-size Midwestern city and his 29-year-old husband. Through his very presence, Chasten Buttigieg is breaking ground. But at the same time, what’s most unexpected about Chasten is how conventional he is. At a time when campaigns are treading cautiously, and spouses are navigating a new set of gender minefields, Buttigieg seems relaxed, unscripted, free to be himself. And that freedom has turned this historic figure, the first same-sex husband of a major-party presidential candidate, into something surprising: the most traditional political spouse in the field.