Ronald Brownstein, a two-time finalist for the Pulitzer Prize for his coverage of presidential campaigns, is a senior editor at The Atlantic, and a senior political analyst for CNN. He also served as the national political correspondent and national affairs columnist for the Los Angeles Times and covered he White House and national politics for the National Journal. He is the author of six previous books, most recently, The Second Civil War: How Extreme Partisanship Has Paralyzed Washington and Polarized America.