Donald Trump's emergence as the 2016 frontrunner for the Republican presidential nomination may not be a strange as it seems, says Washington Post columnist E.J. Dionne. He lays out the path that leads to Trump confounding the GOP in his new book, Why the Right Went Wrong: Conservatism--From Goldwater to the Tea Party and Beyond. 

» Watch Dionne's entire talk at the Brattle Theater in Cambridge, hosted by the Harvard Book Store and recorded by WGBH Forum Network.