Edward Denison is an author, photographer and independent consultant whose work concentrates on architecture and the built environment. He has worked independently for over 10 years with various international organisations on a wide range of projects, authored many books, and recently completed a funded PhD in Architectural History at The Bartlett, UCL. Guang Yu Ren is an architect, researcher and independent consultant with over a decade of experience in work for international organisations in places as diverse as China, Africa and Europe. Edward Denison and Guang Yu Ren's previous publications include: McMorran & Whitby (RIBA Publishing, 2009), Modernism in China (John Wiley & Sons, 2008); Building Shanghai (John Wiley & Sons, 2006); and Asmara – Africa's Secret Modernist City (Merrell, 2003).