Steven R. Weisman, former chief international economics correspondent for the New York Times, is the editorial director and public policy fellow of the Peterson Institute for International Economics

At a time of political extremes, a new collection of Daniel Patrick Moynihan’s letters serves as a lesson about a man who found balance and moderation in government. Steven Weisman on what the senator can teach us today.

As the world’s leaders discuss the world’s problems in Pittsburgh tomorrow, Steven R. Weisman breaks down what’s at stake—climate change, economic recovery, banking reform.