Li Hao,the author,graduated as a graduate from the Faculty of Politics of Southwestern Normal University in 1982 and as a postgraduate from Southwestern University of Political Sciences&Law in 1985.He was granted LL.M in the area of criminal procedure law.Upon graduation as a postgraduate he lectured on criminal procedure law and evidence at the Faculty of Law of Southwestern University of Political Sciences&Law.In 1989 he was a visiting scholar to the School of Law at Edinburgh University where he was devoted to researches on international law. The author is specialized in the fields of procedure law.law of evidence and international law.He has published a number of academic thesis on evidence,criminal procedure and international law in a variety of law iournals with national reputation such as《政治与法律》、《比较法研究》、《现代法学》、《法商研究》and others.Currently the author is an associate professor of international law at the School of Law of Sichuan University and has been lecturing on intemational law since 1994.