Stephen S. Cohen is Professor Emeritus of City and Regional Planning at the University of California at Berkeley, where he is also codirector, and cofounder of the Berkeley Roundtable on the International Economy (BRIE). He has written and edited several books, most recently The End of Influence with J. Bradford DeLong, and his articles have appeared in such publications as Science, Foreign Affairs, Harvard Business Review, and the Wall Street Journal. J. Bradford DeLong is a professor of economics at the University of California at Berkeley. He served as Deputy Assistant Secretary of the US Department of the Treasury in the Clinton administration. He is also a research associate of the National Bureau of Economic Research. He writes a monthly syndicated op-ed column for Project Syndicate. DeLong is also a prolific blogger and commentator on national and international affairs.