(J.D., University of California, Berkeley; Dr. iur, University of Freiburg, Germany). Prof. emer. Saint Louis University School of Law (1995-2017). Public Defender, Alameda County California (1975-1987).
Awarded Hans-Heinrich Jescheck Prize of the Max-Planck Institute for Comparative and International Criminal Law and the International Association of Penal Law for lifetime work in the area of comparative criminal law and procedure (2019).
Author of Comparative Criminal Procedure: A Casebook Approach (2d. ed. 2008), editor of World Plea Bargaining (Carolina Acad. Press, 2010), Exclusionary Rules in Comparative Perspective (Springer, 2013), co-editor of Comparative Criminal Procedure (Elgar, 2016), The Right to Counsel and the Protection of Attorney-Client Privilege in Criminal Proceedings (Springer, 2020).