Ying Long, Ph.D., an associate professor in School of Architecture, Tsinghua University, China, is an inter-disciplinary scholar with a global vision and substantive planning experiences in China. His research focuses on urban planning, quantitative urban studies, and applied urban modeling. Familiar with planning practices in China and versed in the international literature, Dr. Long’s academic studies creatively integrates international methods and experiences with local planning practices. Dr. Long is also the founder of Beijing City Lab (BCL), an open research network for quantitative urban studies.