Amy Myers Jaffe, research professor and managing director of the Climate Policy Lab at The Fletcher School of Law and Diplomacy, discusses economic sanctions on Russia and their implications for U.S…

PRINCETON LYMAN: Let me do a few administrative things first. Please turn off any phones, BlackBerries and all the rest, because they do interfere with the recording even if they're on silent et cet…

Nigerian foreign minister Henry Odein Ajumogobia discusses the challenges and prospects of Nigeria at fifty and the strengthening of Nigeria's bilateral partnership with the United States.