William C. Clark, a Harvard professor and an expert on how societies learn to cope with policy issues arising through the interactions of environment, development and security concerns in international affairs will give a lecture, "What is to be done? The Evolution of Response Assessments in the ... Show moreWilliam C. Clark, a Harvard professor and an expert on how societies learn to cope with policy issues arising through the interactions of environment, development and security concerns in international affairs will give a lecture, "What is to be done? The Evolution of Response Assessments in the Management of Global Environmental Risks." Show less