Nelson: We know who’s going to win the Tennessee primary. But we’re probably wrong.

Daily Memphian
Michael Nelson
Michael Nelson is contributing editor and columnist for The Daily Memphian, the political analyst for WMC-TV, and the Fulmer professor of political science at Rhodes College. His latest books are “Clinton's Elections: 1992, 1996, and the Birth of a New Era of Governance" and “The American Presidency: Origins and Development, 1776-2018.”
You can find FiveThirtyEight.com predictions more than a month in advance of the Tennessee primary and nearly two weeks before votes are cast in the Iowa caucuses. How much faith should we have in these forecasts? Not a whole lot.