Zhang Qi is Professor and Executive Director of the Institute of Comparative Law and Legal Sociology at Peking University Law School. Zhang Qi received an LLB degree from Jilin University. He received his LLM and PhD from Peking University. He is a visiting Professor of Stanford University. From September 2004 to June 2006, he was a visiting fellow at Harvard Yen-ching Center. From August 2003 to June 2004, he was engaged with Yale University as a senior visiting scholar. His research interests are Legal Studies, Comparative Law, and Philosophy of Law etc. He has written several papers and books. His main works are Legal Reasoning and Legal System, Legal Studies, etc.