Ari Berman is a senior contributing writer for The Nation magazine and a Fellow at The Nation Institute. His book, “Give Us the Ballot: The Modern Struggle for Voting Rights in America,” was published in August 2015 by Farrar, Straus and Giroux. He has written extensively about American politics, civil rights, and the intersection of money and politics. His stories have also appeared in The New York Times, Rolling Stone, and The Guardian, and he is a frequent guest and commentator on MSNBC and NPR. His first book, “Herding Donkeys: The Fight to Rebuild the Democratic Party and Reshape American Politics,” was published in 2010 by Farrar, Straus and Giroux.