Connecting People & Ideas to Advance Mutual Interests in U.S.- Asia Relations

Mansfield Foundation Staff

Washington, D.C.  |  Missoula, Montana  |  Tokyo, Japan  |  Fellows

Washington, D.C.

1156 15th Street, NW
Suite 1105
Washington, DC 20005-2102
Tel: (202) 347-1994
Fax: (202) 347-3941

After Congress created the Mansfield Fellowship Program in honor of Mike Mansfield’s commitment to public service, the D.C. office was established in 1994 to facilitate the program. While the Fellowship program remains a major focus of the foundation, the D.C. office also hosts other Asia-related programs, including other exchanges, policy dialogues, and research projects.

Frank Jannuzi

President and CEO

Frank Jannuzi joined the Mansfield Foundation as President and Chief Executive Officer in April 2014.  He previously served as Deputy Executive Director (Advocacy, Policy and Research) at Amnesty International, USA.  There he shaped and promoted legislation and policies to advance universal human rights, protect individuals and communities at risk, and free prisoners of conscience.

From 1997-2012 Mr. Jannuzi was Policy Director, East Asian and Pacific Affairs, for the U.S. Senate Foreign Relations Committee, where he advised Committee Chairmen Joseph Biden and John Kerry on a range of security, political, economic, and human rights issues pertaining to U.S. relations with East Asia.   During his tenure with the Foreign Relations Committee, he also was a Hitachi Fellow of the Council on Foreign Relations from 2006-2007, serving as a visiting lecturer at Keio University and a visiting scholar at the Institute of International Policy Studies in Tokyo.   Early in his career, he served for nine years as an analyst in the U.S. Department of State’s Bureau of Intelligence and Research.

Mr. Jannuzi holds a Bachelor of Arts degree from Yale University and Master in Public Policy degree from the John F. Kennedy School of Government, Harvard University.  He has traveled throughout Asia and has written extensively on East Asia policy issues, including U.S. relations with Japan, China, and North Korea.  He lives in Baltimore with his wife, Dr. Jennifer Martin, and their two daughters Zoe and Camille.

Benjamin Self

Vice President

Benjamin Self is Vice President of the Mansfield Foundation. Mr. Self serves as Director of the Mike Mansfield Fellowship Program, a congressionally-mandated professional exchange for mid-level U.S. government employees. He also manages the U.S.-Japan Network for the Future, a program launched in 2009 to foster a new generation of Japan specialists. In addition to supervising these and other major Foundation programs, Mr. Self provides strategic advice to the Foundation’s President and CEO on the Foundation’s administration, direction, and mission and assists the President in leading the Foundation’s development and fundraising efforts.

Mr. Self previously was the inaugural Takahashi Fellow in Japanese Studies at the Walter H. Shorenstein Asia-Pacific Research Center at Stanford University. From 1998-2008 he was at the Henry L. Stimson Center as a Senior Associate working on Japanese security policy. While at the Stimson Center, he directed projects on Japan-China relations, fostering security cooperation between the U.S.-Japan Alliance and the PRC, Japan’s nuclear option, and confidence-building measures. Mr. Self has also carried out research and writing in areas such as nuclear non-proliferation and disarmament, ballistic missile defense, Taiwan’s security, Northeast Asian security dynamics, the domestic politics of Japanese defense policy, and Japan’s global security role. From 2003 until 2008, Mr. Self was living in Africa and studying the role of Japan in Africa, including in humanitarian relief, economic development, conflict prevention, and resource extraction. He also has served as adjunct lecturer at Georgetown University, George Washington University, and American University.

Mr. Self earned a BA at Stanford and an MA in Japan Studies and International Economics from Johns Hopkins University Paul H. Nitze School of Advanced International Studies (SAIS). He has worked in the Asia Program at the Woodrow Wilson International Center for Scholars and was a Visiting Research Fellow at Keio University on a Fulbright grant from 1996 until 1998.

Margo Grimm Eule

Director of Communications and Senior Advisor

Margo Grimm Eule serves as Director of Communications and Senior Advisor for the Maureen and Mike Mansfield Foundation.  Ms. Eule plans and executes the Foundation’s outreach, including its publications, Weekly Update, and other external and internal communications.  She also supports the Foundation’s programming, reporting, planning, and development activities and serves on the Foundation’s senior management team.

For over eight years prior to joining the Mansfield Foundation, Margo was the Government Affairs Manager for Hyundai Motor Company’s Washington office.  She was responsible for developing a range of communications and outreach activities.

Prior to moving to Hyundai, Margo was a trade policy analyst at Powell, Goldstein, Frazer & Murphy in Washington.  She also held positions at the Japan Economic Institute, the House Committee on Foreign Affairs, and as a Foreign Service Officer at the American Embassy in London.

She holds a BA in international relations from Pomona College, and an MA in political science from the University of Canterbury in Christchurch, New Zealand where she was a Rotary Foundation Graduate Scholar.

Ryan B. Shaffer

Director of Programs and Development

Ryan Shaffer is the Director of Programs at the Maureen and Mike Mansfield Foundation. He has primary responsibility for ensuring the effectiveness and consistency of policy programming in support of the Foundation’s mission of enhancing relations between the U.S. and Asia. Mr. Shaffer also develops and manages many of the Foundation’s policy programs, which have included over thirty workshops in Japan, Vietnam, Korea, Hong Kong, the E.U., and throughout the U.S.  Major programs under Mr. Shaffer’s leadership include the U.S.-Japan Nuclear Working Group and Regulatory Oversight Workshop, the U.S.-Japan Space Forum, the U.S.-Japan Cooperation on an Integrated Approach to Transportation dialogue, the Rule of Law in Asia program, and the Thomas S. Foley Legislative Exchange. Mr. Shaffer is the editor of several Foundation publications including the U.S.-Japan Nuclear Working Group: Statement on Shared Strategic Priorities in the Aftermath of the Fukushima Nuclear Accident. He has also authored articles and chaired panels examining the post-Fukushima nuclear energy situation in Japan.

Prior to joining the Mansfield Foundation, Mr. Shaffer served as a research analyst for the Washington office of the Federation of Electric Power Companies of Japan.  Mr. Shaffer, who was raised in Portland, Maine, has an MSc in Asian politics from the University of London’s School of Oriental and African Studies and a BS in environmental policy from Bates College. He is a member of the academic honor society Phi Beta Kappa.

Stephanie Sanders

Associate Director of Programs

Stephanie Sanders is the Associate Director of Programs at the Maureen and Mike Mansfield Foundation, where she works to develop, promote, and implement the Mike Mansfield Fellowship and U.S.-Japan Network for the Future programs. In this role, Ms. Sanders coordinates extensively with Foundation staff in Montana and Tokyo, program participants across the United States and Japan, and U.S. and Japanese government officials. She also engages directly with the Department of State on the administration and evaluation of the Mansfield Fellowship Program.

Previously, Ms. Sanders served as the Project Director for the U.S. Japan Exchange and Teaching Program Alumni Association (US JETAA). She has also held positions as the Research Associate for the U.S.-Japan Conference on Cultural and Educational Interchange (CULCON) and as the Coordinator for U.S.-Japan trade issues with the Economic Section at the Embassy of Japan in Washington, D.C. She is an alumna of the Japan Exchange and Teaching Program, where she served for three years as an Assistant Language Teacher in Akita prefecture in the Tōhoku region of Japan. Originally hailing from northeastern Oklahoma, Ms. Sanders holds a BA in East Asian Studies from Smith College and is currently completing her MA in International Education at George Washington University.

Elly Sunyoung Cho

Program Manager

Elly (Sunyoung) Cho is Program Manager at the Mansfield Foundation’s Washington, D.C., office.  Ms. Cho’s main responsibilities include developing and managing Foundation programs including the Mansfield-PhRMA Research Scholars Program, the Capitol Hill Asia Policy Dialogues, and Korea-focused programs.

Ms. Cho joined the Mansfield Foundation in 2013 as Program Assistant.  Prior to joining the Foundation, Ms. Cho interned as an overseas correspondent with the Ministry of Unification, Republic of Korea, where she had the opportunity to interact with North Korean defectors, South Korean government officials, and other professionals involved in issues related to inter-Korean relations. She also worked as an intern at the Mansfield Foundation’s Washington, D.C. office, where she was responsible for general administrative tasks as well as supporting various programs. Ms. Cho graduated from the American University with a BA in international studies with a focus in East Asian studies.

Hayley Aron

Administrative and Program Assistant

Hayley Aron is the Administrative and Program Assistant at the Maureen and Mike Mansfield Foundation. Prior to joining the Mansfield Foundation, Ms. Aron worked as an assistant language teacher with the Japan Exchange and Teaching (JET) Program in Okinawa, Japan. Ms. Aron received her BA in Global Interdisciplinary Studies from Villanova University. She completed her master’s degree in Conflict Resolution at Georgetown University, along with a certificate in the Asian Studies Program, School of Foreign Service.



Missoula, Montana

Mansfield Library, 4th Floor
The University of Montana
Missoula, MT 59812
Tel: (406) 243-2215
Fax: (202) 243-2181

SawyerBill_S8O2559William Sawyer

Fiscal Affairs Director

Bill Sawyer is the Fiscal Affairs Director of the Maureen and Mike Mansfield Foundation. At the Foundation he is responsible for accounting and financial administration, overseeing the budgeting process, financial reporting, and establishing and maintaining policies and procedures ensuring compliance with applicable laws and regulations.

Mr. Sawyer is a licensed CPA in the State of Montana. Prior to joining the Foundation Mr. Sawyer was the accounting manager for a regional Montana law firm and has previously been the CFO, executive director, and general manager of local and national not-for-profit organizations. Mr. Sawyer has an MBA from the University of Montana. Mr. Sawyer was born and raised in Connecticut. He lives in Missoula with his wife Barbara and their two daughters, Allison and Kayla.

Linda Greiner

Associate Director, Finance and Programs

Ms. Greiner oversees budgeting and financial administration for the Mansfield Foundation. She has primary responsibility for developing and implementing budgets for the Foundation and also pays invoices and monitors compliance with the Foundation’s financial policies.

For the Mansfield Fellowship Program, Ms. Greiner oversees the Fellows’ financial reports, maintains financial records for the Fellowships, and calculates disbursements and allowances, ensuring compliance with State Department regulations. Ms. Greiner holds a B.S. in political science from Grand Valley State University.

Tokyo, Japan

The International House of Japan, Inc.
5-11-16 Roppongi, Minato-ku
Tokyo 106-0032
Tel: 03-5413-5885
Fax: 03-3478-1773

The Tokyo office was established in 1997 to assist the Foundation with its programs abroad. As a smaller office, it works directly with the Japan-based Board members on Board programs and Foundation activities and is particularly involved with the Mike Mansfield Fellowship Program. 日本語はこちらへ

Teruyo Kuramoto

Director, Tokyo Office

Teruyo Kuramoto is the Director for the Mansfield Foundation in Tokyo.  Ms. Kuramoto serves as the main point of contact for the Foundation’s programs in Japan and manages the administration of the Mansfield Fellowship Program, a congressionally mandated $2.2 million professional exchange for mid-level U.S. government employees. She also assists with coordination of the Foundation’s Mansfield American-Pacific Lecture in Tokyo and all other Foundation activities in Japan. She has been with the Foundation since January 1997.

Ms. Kuramoto previously worked as a Program Specialist for the Fulbright Program in Japan from 1988 to 1996, where she was responsible for the full spectrum of duties related to the Program. She has also been employed as a Research Assistant in the Rating Division of the Japan Credit Rating Agency, from 1985 to 1988, where she researched and analyzed foreign financial markets, industry trends, and political and economic situations.

Ms. Kuramoto has a Bachelor’s degree in English and American Literature from Rikkyo University. She also holds a Master’s degree in International Education from the American University, Washington, D.C.

Saori Kobayashi

Program Manager

Saori Kobayashi joined the Mansfield Foundation in April 2015 and became program manager in August 2016.  In her current position she helps coordinate, manage, and implement Foundation programs including the Mike Mansfield Fellowship Program and the Mansfield–PhRMA Research Scholars Program.

Prior to joining the Mansfield Foundation, Ms. Kobayashi served as a senior communications/public information assistant for the United Nations High Commissioner for Refugees Representation in Japan.  From 2012-2014, she worked at the International Peace Cooperation Division in the Ministry of Foreign Affairs’ Foreign Policy Bureau, where she was responsible for program management, coordinating with program implementers, and conducting research on peacekeeping policies. Ms. Kobayashi has an MA in Conflict, Security and Development from the University of Sussex in Brighton, England, and a BA in Foreign Studies from Sophia University.

Yukari Shishido

Administrative and Program Assistant

Yukari Shishido joined the Mansfield Foundation as Administrative and Program Assistant in the Tokyo Office in April 2018. Her primary responsibilities are to provide support for the Mansfield Fellows and for implementation of other Foundation programs in Japan, the United States, and elsewhere. She also assists with the financial and administrative work of the Tokyo office. Ms. Shishido is a graduate of Saitama University, where she received a bachelor of international politics degree. From September 2016-May 2017 she studied at the University of Massachusetts Boston as an exchange student. Her other international exchange experience includes participating in the TOMODACHI Daiwa House Student Leadership Conference in Boston in 2017 and the United Nations Youth Leadership Camp in Tohoku, Japan in 2015.

Distinguished, Senior and Visiting Fellows

Distinguished Fellows

Thomas Countryman

Mieko Nakabayashi

Kathleen Stephens

Joseph Yun 

Senior Fellows

Andrew Collier

Sean Connell

John Fei

Alexander Ilitchev

Takanori Sonoda

Weston Konishi

Visiting Fellows

Ryohei Kobayashi

Seong Woo Hong

Jae Hong Kim

Cheol Shin Il

Guk Seop Shim

Jeong Soo Son