Qinghua Guo is professor of Asian architecture and planning at the University of Melbourne, Australia. One of the world's most renowned experts on Chinese architecture, she is the author of "The Structure of Chinese Timber Architecture" (1999), "A Visual Dictionary of Chinese Architecture" (2002), "Chinese Architecture & Planning" (2005) and "Mingqi Pottery Buildings of Han Dynasty China" (2010). Yuyu Chang is associate professor in architecture at Zhejiang University in Hangzhou, China. Her Ph.D. thesis, entitled Studies on the Craftsmanship of Traditional Chinese Carpentry in Fujian Region was published in 2010 (in Chinese).