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Faculty Bios

Professor Colleen Graffy is the Director of the London Semester, and Associate Professor of Law for Pepperdine University School of Law. She teaches International Public Law and International Environmental Law. She holds a Diploma of Law from City University and the Inns of Court School of Law. She also has an M.A. degree from Boston University and an LL.M from King's College, University of London, with merit. She is an English Barrister and a Bencher of the Middle Temple. She previously served as Deputy Assistant Secretary of State for Public Diplomacy for Europe and Eurasia at the U.S. State Department where worked with over forty U.S. embassies and a team in Washington, DC to communicate U.S. policy, values, and culture.

Professor Graffy is a member of the International Institute for Strategic Studies, The Royal Institute of International Affairs, and the British Institute of International and Comparative Law.   Professor Graffy has written on legal issues in the United States and Britain and is a frequent commentator for radio and television on transatlantic political, legal, and cultural issues.


Professor Thomas Bost is a full-time member of the Pepperdine University School of Law faculty and will be teaching Corporations and Security Regulations in London. Professor Bost holds a J.D. from Vanderbilt School of Law where he graduated first in his class and is a member of Order of the Coif.

Prior to teaching, Professor Bost was a tax partner with the Los Angeles office of Latham and Watkins. During his law career he was a frequent lecturer on legal topics for numerous groups including the American Bar Association Section of Taxation, the University of Southern California Tax Institute, the National Association of Real Estate Investment Trusts, and the New York University Institute on Federal Taxation. He has a number of publications, including a book on the Sarbanes-Oxley Act of 2002.

Professor Bost served as the associate dean for academics in 2009 and as the interim dean of the School of Law for the 2010-2011 academic year. He is an elected member of the American Law Institute, a member of the American Bar Association, and the American College of Tax Counsel. Professor Bost has also served as a member and Chairman of the Board of Regents of Pepperdine University.


Steven Finizio is an honors law graduate from the University of Chicago School of Law and a member of the Order of the Coif. Mr. Finizio is an adjunct professor at Pepperdine University Law School in London, where he teaches International Commercial Arbitration.

Mr. Finizio is recognized as a leading practitioner in the field of international dispute resolution.   He is a partner at WilmerHale in the London office's Litigation/Controversy and Securities Departments, and a member of the International Arbitration and Securities Litigation and Enforcement Practice Groups. Prior to joining the London office in 2000, Mr. Finizio practiced in the firm's Washington, DC office. He joined the firm in 1993.

His practice focuses on complex commercial and regulatory disputes, and concentrates primarily on international arbitration and alternative dispute resolution and internal investigations. Mr. Finizio also serves as an arbitrator in international commercial arbitrations.

Mr. Finizio speaks regularly on international arbitration at conferences and seminars. Among other publications, Mr. Finizio is co-author of A Practical Guide to International Commercial Arbitration: Assessment, Planning and Strategy (Sweet & Maxwell) and also of "International Commercial Arbitration" in The Law of Transnational Business Transactions (West 2004) and is a contributing editor to the International Comparative Legal Guide to International Arbitration (Global Legal Group 2004, 2005, 2006 and 2007).


Charlie Caher has a diploma in Legal Practice and a Graduate Diploma in Law from BPP Law School, both with commendation.   Mr. Caher is an adjunct professor at Pepperdine University Law School in London, where he co--teaches International Commercial Arbitration with Steven Finizio. He is a British solicitor, a senior associate for WilmerHale in the Litigation/Controversy Department, and a member of the International Arbitration Practice Group. He joined the firm in 2008.

Mr. Caher's practice focuses on international arbitration and commercial litigation. Prior to joining WilmerHale. Mr. Caher practiced in the London and Singapore offices of another international law firm.

Recently, Mr. Caher was part of the firm's international arbitration team representing the Sudan People's Liberation Movement/Army (SPLM/A) in an international arbitration under the auspices of the Permanent Court of Arbitration at the Hague, against the Government of Sudan in a dispute over the definition and delimitation of the Abyei Area in central Sudan.

Mr. Caher is currently acting for a multi-national media corporation in an international arbitration under the DIS rules, defending a substantial claim relating to a disputed share purchase agreement. Mr. Caher is also acting for an Indian airline in an English litigation dispute with a major aircraft manufacturer.


Dr. Sarah Ganz is an adjunct professor for Pepperdine University School of Law where she co–teaches Comparative Law with Stephanie Sarzana. She holds a M. Jur with Distinction from the University of Oxford and a Dr. Jur. with honors from the University of Munich. She is admitted to the German bar and is an English solicitor. She is a senior associate in the WilmerHale Litigation/Controversy Department, and a member of the International Arbitration Practice Group. She joined the firm in 2009.

Dr. Ganz specializes in international arbitration and litigation. She has represented clients in disputes governed by a broad variety of substantive and procedural laws, of both civil and common law jurisdictions. She has acted as counsel in institutional as well as ad hoc arbitrations. Dr. Ganz advises clients across a wide range of commercial and industrial sectors, including telecommunications, pharmaceuticals, energy, and oil and gas.


Stephanie Sarzana is an adjunct Professor of Law at Pepperdine University School of Law where she co teaches Comparative Law with Dr. Sarah Ganz. She holds a degree from the French Bar School and has an LLM from Columbia School of Law. She is counsel in the WilmerHale Litigation/Controversy Department, and is a member of the International Arbitration Practice Group. She joined the firm in 2009.

Ms. Sarzana's practice focuses on international commercial arbitration and on complex commercial litigation. She has represented companies before a variety of international arbitration tribunals under the auspices of various leading arbitral institutions, under numerous substantive and procedural governing laws. She also counsels companies on drafting arbitration clauses and regularly works with issues of company valuation and quantification of damages. Ms. Sarzana has experience in a wide range of industries, with a focus on the energy, telecommunications and financial sectors.

Prior to joining WilmerHale, Ms. Sarzana was an associate at the New York office of another international law firm.


Professor Alexander Türk is an adjunct professor of law at Pepperdine University School of Law, teaching European Union Law. Professor Turk is the director of the LLM program at King's College, London. He studied history and law in Augsburg, Germany. He obtained an LLM in European Law from the College of Europe in Bruges, Belgium. He also holds a PhD from the University of London. He joined the King's College School of Law in 1996. He is also an adjunct Professor at Georgetown University, Washington.

Professor Türk's principal research interests are in the field of European Union Law, in particular its constitutional and administrative law. He is also interested in comparative constitutional law and US constitutional and administrative Law. His main research focus is on the delegation of powers in EU law and in national constitutional laws. Prof. Türk has many publications, including a book on Judicial Review in EU Law.


Christina Osborne coordinates the international clinical and the moot court programs.   In that capacity, she facilitates internships for over twenty law students in various law offices and international organizations in London. She also arranges moot court competitions with British Inns of Courts and at the Royal Courts of Justice for both Pepperdine law students and UK law students. She holds her BA from the University of Southern California and her J.D. from Pepperdine University School of Law where she was active in international organizations and a student in the Fall London program. She is a member of the California bar. She has also attended course at the London School of Economics and Political Science. Prior to her work for the school of law, she was a researcher and caseworker in the House of Commons.