, senior fellow and founding director of the at the Brookings Institution, talks with Brookings Institution Press Director Bill Finan about the third edition of her book, “.” She explains how the modern primary system differs from that of an earlier age, how the old system would have never resulted in a Trump primary victory, how Clinton and Trump actually won their races, and what to expect in 2020. Also in this episode, meet Alina Polyakova, a David M. Rubenstein Fellow in the Center on the United States and Europe at Brookings. Subscribe to Brookings podcasts  or on , send feedback email to , and follow us and tweet us at  on Twitter. The Brookings Cafeteria is part of the .