Hurricane Katrina was one of the greatest natural disasters to ever strike the United States. Tulane University School of Medicine, located in downtown New Orleans, and its three major teaching hospitals were flooded in the aftermath of the storm and forced to close. Faculty, students, residents, and staff evacuated to locations throughout the country. All critical infrastructure that normally maintained the school, including information technology, network communication servers, registration systems, and e-mail, became nonoperational. However, on the basis of experiences learned when Tropical Storm Allison flooded the Texas Medical Center in 2001, Baylor College of Medicine, University of Texas-Houston, University of Texas Medical Branch i...