Barbara Penner is a columnist for Places. She is Senior Lecturer in Architectural History at the Bartlett School of Architecture, UCL.
Sandy Isenstadt is a columnist for Places. He is a professor and Director of the Center for Material Culture Studies at the University of Delaware, specializing in the history of modern architecture.
Belmont Freeman is a columnist for Places. He is principal of Belmont Freeman Architects, an award-winning design firm in New York City.