For the past two thousand years, the pope has been a major player in global affairs. He is frequently called upon to act as a peace broker, a mediator, an advocate, and an influencer; and with over 1.3 billion followers around the world, the pope and his governmental arm, the Holy See, have the power to shape the future. How has the pope's power changed over time, and what is his role today?   Timothy Byrnes (Third Century Chair in Philosophy, Politics, and Economics and Professor of Political Science, Colgate University)   Francis Campbell (Vice Chancellor, University of Notre Dame Australia)   For an episode transcript and show notes, visit us at: https://www.cfr.org/podcasts/power-of-the-pope