Julian G. Ku is an expert on international law. His interest is the relationship of international law to constitutional law. Currently, he is a Professor of Constitutional Law at Hofstra University School of Law. He is a co-founder of the international law blog Opinio Juris.Ku's first book, with co-author John Yoo, "Taming Globalization: International Law, the U.S. Constitution, and the New World Order," was published in 2012.