Jerold S. Kayden is the Frank Backus Williams Professor of Urban Planning and Design at the Harvard University Graduate School of Design. His research and teaching focus on law and the built environment as well as public-private urban development. His books include Privately Owned Public Space: The New York City Experience; Landmark Justice: The Influence of William J. Brennan on America's Communities; andZoning and the American Dream: Promises Still To Keep. He has also written numerous articles on subjects involving property rights and government regulation, smart growth, design codes, and market-based regulatory instruments. As urban planner and lawyer, Professor Kayden has served governments, non-governmental organizations, and private developers around the world. He has represented clients in court, appeared as expert witness, and written amicus curiae briefs in significant U.S. Supreme Court land-use cases. For the past 15 years, he has been the principal constitutional counsel to the National Trust for Historic Preservation in Washington, D.C.. He founded and heads Advocates for Privately Owned Public Space, a non-profit organization in New York City whose mission is to improve that citys zoning-created plazas, arcades, and indoor spaces. Internationally, Professor Kayden has been a consultant to the World Bank, the International Finance Corporation, the United States Agency for International Development, and the United Nations Development Programme, working in China, Nepal, Armenia, Ukraine, and Russia. From 1992 to 1994, he was Senior Advisor on Land Reform and Privatization to the Government of Ukraine on behalf of USAID/PADCO. Professor Kayden’s numerous honors include a Guggenheim Fellowship, awards from the Association of Collegiate Schools of Planning, the Environmental Design Research Association, the American Bar Association, and the American Society of Landscape Architects, several National Endowment for the Arts fellowships, and recognition as "Teacher of the Year" at the Graduate School of Design. He earned his undergraduate, law, and city and regional planning degrees from Harvard, and subsequently served as law clerk to U.S. Court of Appeals for the Second Circuit Judge James L. Oakes and U.S. Supreme Court Justice William J. Brennan, Jr.