- Elites dismissive of insurgencies, but leaders' failures have given them strength, Julian Zelizer says
- Wisconsin's GOP governor chose policies to favor donors instead of middle class, he says
- Key test of the future of the presidential race will be Tuesday's Wisconsin primary, he says
Julian Zelizer is a professor of history and public affairs at Princeton University and a New America fellow. He is the author of "Jimmy Carter" and "The Fierce Urgency of Now: Lyndon Johnson, Congress, and the Battle for the Great Society." The opinions expressed in this commentary are his.
(CNN)The political establishment has been sounding pretty sanctimonious these days. In both parties the leadership has railed against the insurgent campaigns -- Bernie Sanders and Donald Trump -- not only raising concerns about the candidates but also expressing dismissive sentiments about the voters who are supporting these campaigns.