Tonight on Amanpour and Company: Jessica Roth, Professor of Law, Cardozo Law School & Steven Mazie, Supreme Court Correspondent, The Economist; Report: Rising Global Temperatures; Dr. Radley M. Horton, Professor of Climate, Columbia Climate School; From the Archives: Judith Kerr, Children's author. Walter Isaacson interviews Dr. Rev. William J. Barber II, Founding Director, Center for Public Theology and Public Policy, Yale Divinity School / Author, White Poverty.