Prof. Kerry Emanuel presents a lecture as a part of the three-day MIT Darwin Bicentennial Symposium, which is part of the Massachusetts Darwin 2009 Bicentennial Project. On Thursday, the first day of the symposium, the presentations will focus on The Evolving Earth; Friday sessions focus on Evolutionary Mechanisms in Vertebrates; on Saturday the topic is Darwin in Society (Saturday sessions will be held at the MIT Museum). See the project website for a detailed schedule and registration information, or the MIT Press Release.