Alvin S. Felzenberg was the principal spokesman for the 9/11 Commission and director of communications for the Joint Economic Committee of the United States Congress. He served in two presidential administrations, as an adviser to the U.S. Departments of State and Defense, and on the majority staff of the U.S. House of Representatives. He teaches at the University of Pennsylvania’s Annenberg School for Communication and is the author of The Leaders We Deserved (and a Few We Didn't). He holds a Ph.D. in politics from Princeton University. He lives in Washington, DC.