In 2011, despite continued developments in forecasting, tracking, and warning technology, the United States was hit by the deadliest tornado season in decades. More than 1,200 tornadoes touched down, shattering communities and their safety nets, and killing more than 500 people--a death toll unmatched since 1953.Drawing on the unique analysis described in their first book, Economic and Societal Impacts of Tornadoes, economists Kevin M. Simmons...