John Kenneth Galbraith

He is a former U.S. ambassador to Croatia, and is now professor of national-security studies at the National War College in Washington, D.C. Since the late 1980s he has been tracking Iraqi war crimes. He has also worked closely with the Kurds — who control a small territory in northern Iraq. Galbraith will talk about what a post-Saddam Iraq might look like.

Economist, writer and lecturer John Kenneth Galbraith. Galbraith, who served as an advisor to Presidents Roosevelt and Kennedy, is perhaps the most influential Keynesian economist. Under Roosevelt, he played a key role in formulating wartime economic policy. Under Kennedy, he helped formulate the liberal social policies that President Johnson pursued in the Great Society initiatives.