Tonight on Amanpour and Company: Doris Kearns Goodwin, U.S. Presidential historian and Pulitzer Prize-winning author (Leadership: Lessons from the Presidents for Turbulent Times); Haifaa al-Mansour, director, Nappily Ever After. Hari Sreenivasan interviews Dr. Prabhjot Singh, Director, Arnhold Global Health Institute and author of Dying and Living in the Neighborhood.