discusses his new book  and his experiences working to advance U.S. national interests in some of the country's most difficult situations. Also in this episode: , the Arjay and and Frances Fearing Miller Chair in Federal Economic Policy and a senior fellow in , recounts the Kansas tax cut experiment and outlines its implications for future tax reform efforts. Subscribe to Brookings podcasts  or on , send feedback email to , and follow us and tweet us at  on Twitter. The Brookings Cafeteria is a part of the .