Author Elle Purnell profileRon DeSantis won the Florida governor’s mansion by fewer than 33,000 votes. No, not today, when he trampled former Florida Gov. Charlie Crist to win a second term (with, as of election night with 85 percent of precincts reporting, a nearly 20-point lead). When the Republican — whose handy reelection victory was all but decided long before Election Day this year — ran just four years ago, the contest was decided by less than half of a percentage point, fewer votes than the population of Florida’s 19th-smallest county.

What changed? …