How is today's Internet driving political fragmentation, polarization, and even extremism—and what can be done about it? Legal scholar Cass Sunstein shares the results of his research.

Shades of Red and Blue: Global Security

Listen to the latest insights from Carnegie Council for Ethics in International Affairs—the world’s catalyst for ethical action. Tune in to hear from leading experts and thinkers from around the world who are tackling the most complex issues today and tomorrow, including the intersection of AI and equality, the governance of climate altering technologies, America’s changing role in the world, and the future of global migration. To learn more, visit our website at http://www.carnegiecouncil.org.