Viewing Donald Trump in light of the fascists of the first half of the 20th century helps explain what Trump is doing and how he is succeeding.

Bernie Sanders and Hillary Clinton are both progressives, but they draw on different traditions of progressive reform.

One side pits winners and losers against each other in a race for the American Dream, while the other wonders what might be possible if we work together to form communities, build schools and create a culture of mutual respect.

Take a look at some "also-rans" who have influenced the outcome of elections or shifted the national conversation.