From Hollywood to the halls of Congress, a lively conversation about women’s leadership, equal pay, and family-work balance is underway. On the cusp of a historic breakthrough-the potential election of America’s first woman president-Nancy L. Cohen takes us inside the world of America’s women political leaders. Drawing on hundreds of hours of interviews with women governors and senators from both parties, experts, political operatives, and a diverse array of voters, Breakthrough paints an intimate portrait of the savvy women who’ve built an alternative to the old boys club and are rewriting the playbook for how women succeed in politics.