Po Jen Yap is an Associate Professor at The University of Hong Kong (HKU), Faculty of Law, where he specialises in comparative constitutional law. He graduated from the National University of Singapore with an LL.B. degree and he obtained LL.M. qualifications from both Harvard Law School and University College London. He also has a Ph.D. degree from the University of Cambridge. He is an Advocate and Solicitor of the Supreme Court of Singapore and an Attorney at Law in the State of New York (USA). His publications include Constitutional Dialogue in Common Law Asia (2015).