"Haiti Earthquake Seismological Aspects: What We Knew, What We Know Now, and What We Can Do To Improve" by Dr. Wayne Pennington, professor and chair of the Department of Geological and Mining Engineering and Sciences, Michigan Technological University, Houghton, Michigan. He is a Jefferson Science Fellow at the US Department of State. He is a senior engineering advisor with a group at the United States Agency for International Development. Presented at USAID and previously at National Academy of Sciences; Approx. 50 min.