Mark Grimaldi, Executive Producer of The Leslie Marshall Show, guest hosts for Leslie during this interview.

He's joined by Julian Zelizer, a political historian at Princeton University and a New America Foundation fellow.

The two discuss Julian's piece for CNN entitled "Is Donald Trump another Barry Goldwater?"

Julian has published over five hundred op-eds, including his weekly column on CNN.Com. He has received fellowships from the Brookings Institution, the Guggenheim Foundation, and the Russell Sage Foundation.
His newest book is "The Fierce Urgency of Now: Lyndon Johnson, Congress and the Battle for the Great Society."
Julian's Twitter handle is @JulianZelizer.

Mark Grimaldi's Twitter handle is @MarkJGrimaldi.