As Hurricane Isaac lashes the Gulf Coast, Daniel P. Aldrich argues that the "density and strength of social networks are the most important variables" in determining how communities respond to natural disasters.
Aug 29, 2012 The New York Times
Seven years after Katrina made mincemeat of the city's flood protections, Hurricane Isaac is bearing down on the Crescent City. Ingrid Norton looks at what's different this time around.
Aug 28, 2012 Next American City