Gregory L Heller Author

Gregory L. Heller is Executive Director of the Philadelphia Redevelopment Authority. His writing on city planning has appeared in Next American City, the Philadelphia Inquirer, and Imagining Philadelphia: Edmund Bacon and the Future of the City, also available from the University of Pennsylvania Press. Alexander Garvin is President of AGA Public Realm Strategists, Inc., and author of several books, including The American City: What Works, What Doesn't.