Staff Bios

Thomas J. Byrne joined The Korea Society as President in August 2015. Since June 2023, he had also taken the role of “Honorary Ambassador,” appointed by the minister of MOTIE under the auspices of KOTRA/Invest Korea, to help promote trade and investment ties between Korea and the U.S. Byrne comes to the Society from Moody’s Investor Services, where he was Senior Vice President, Regional Manager, spokesperson, and Director of Analysis for the Sovereign Risk Group in the Asia-Pacific and Middle East regions, based in Singapore. Prior to that, he was the Senior Economist of the Asia Department at the Institute of International Finance in Washington D.C. from 1984 to 1996. Byrne has an MA in International Relations with a concentration in international economics from the Johns Hopkins School of Advanced international Studies and a BS in Biology from State University of New York at Stony Brook. Before his graduate work, he served in South Korea for three years as a U.S. Peace Corps volunteer. Byrne teaches as an adjunct professor at Columbia University’s School of International and Public Affairs in New York City and at Georgetown University’s Graduate School of Foreign Service in Washington, D.C. As president, he has written opinion articles published in the Wall Street Journal, Bloomberg View, The New York Times, The Washington Post, The Financial Times, The National Interest, and Reuters Breakingviews.

Jiyoung Suh is the Vice President at The Korea Society, where she leads fundraising activities, corporate programs, special events, and external affairs. With over a decade of service to the Society, Jiyoung has held various roles, including Senior Director of Development, Director of Special Events, and Development Officer. Her extensive experience encompasses all aspects of development and event management.

Before joining The Korea Society, Jiyoung served as a Manager at The Beautiful Foundation NY (aka NY Nanum Foundation). She earned her Master of Arts in Performing Arts Administration from New York University and holds a Bachelor of Arts in Political Science and Diplomacy from Ewha Womans University.

Hae Kyung “Haley” Ahn is Senior Advisor for Outreach at The Korea Society. In this position, she plays an important role in expanding the influence and activities of The Korea Society beyond its New York base and acts as the representative of The Korea Society in Washington, D.C. Prior to joining The Korea Society, Haley worked as Senior Advisor at Korea Economic Institute of America (KEI) and Head of the Protocol Office at the U.S. Embassy, Seoul. She also served as advisor and lecturer at the International Convention Management Center at Ewha Womans University and adjunct professor at Soongeui Women’s College in Seoul, Korea. Haley has received various awards from U.S. government including Meritorious Honor Award and Foreign Service National (FSN) of the Year Award. She has also received a Merit Award from the Republic of Korea Minister of National Defense. Haley was an undergraduate at Ewha Womans University. She holds a Master’s degree in International Studies from Yonsei University and Ph.D. in Political Science from Ewha Womans University.

Before joining the Korea Society, Jay Oh has worked in publishing and non-profit art organizations in Greensboro, N.C., Minneapolis, and New York. She holds a B.A. in art history from Smith College and an M. A. in art history from Williams College.

Linda Tobash is the Korea Society Senior Advisor for Education. Prior to joining the Society, she was senior director of policy, knowledge and data at World Education Services and was director of university placement services at the Institute of International Education, overseeing US graduate placements for sponsored international students including Korean Fulbrighters. She also served as director of admission and director of continuing education programs at LaGuardia Community College, CUNY and has been an adjunct lecturer at the New School for Social Research, New York University, Columbia University, and CUNY. She holds an MA from Teachers College, Columbia University. Before her graduate work, she served in South Korea as a U.S. Peace Corps volunteer. Linda has been active in numerous professional associations. She is a founding member and served as Vice President of Professional Development for The Association of International Credential Evaluation Professionals. She has served in many NAFSA: Association of International Educators leadership positions as well as on the Board of TESOL (Teachers of English to speakers of other languages). She is currently a Friends of Korea Board member.

Seho Kim, Senior Creative Director at The Korea Society, oversees the organization’s visual identity, creative projects, and communication strategies across web, print, and mobile platforms. With a background in freelance artistry, including work for UNICEF, W Hotels the Store, and gallery exhibitions, he also illustrated the children's book Go for Kids and taught at Parsons School of Design/New School University. Holding a BFA from the Rhode Island School of Design and an MFA from Parsons, where he was the 2003 student commencement speaker, he has received numerous accolades for his excellence in communications design, including the ARC, Vision, Inspire, Spotlight, American Design, and Magellan Awards.

Chelsie Alexandre is the Policy Program Officer at The Korea Society. She works with the Director of Policy to develop and implement events that address issues shaping the dynamics of U.S.-ROK relations, the Korean peninsula, and Northeast Asia. Before joining The Korea Society, Chelsie received a Fulbright Research award to conduct research in South Korea on the role of middle power countries in the Korean peace process with Korea University’s Peace and Democracy Institute. During her time in Seoul, she also briefly reported on domestic Korean affairs for The Diplomat.

Prior to her current role, Chelsie was a Partnerships Coordinator at the New York City-based nonprofit, The Concordia Summit, and she worked as a Legal Analyst at the global law firm Kobre & Kim. Chelsie also had previous experience as a research Intern at The Korea Society. She graduated with a B.A. in Politics from Princeton University, with minors in East Asian Studies and Diplomacy.

Rachel Bang is The Korea Society's Arts and Culture Programs Associate. Rachel is responsible for supporting the development and implementation of various arts and culture initiatives within the organization. She also works to conduct research related to arts and culture, identifying potential partners and collaborators, and helping to build relationships! She holds a B.A. in Psychology and minor in Korean Culture and Studies.

Hyunjung (Helen) Cho joined The Korea Society team in December 2020 as the Financial Controller.  She has more than 25 years of finance experience including accounting, business process, budgeting and financial reporting in non-profit, retail, and bio-tech industries.  Prior to joining The Korea Society, Helen held a Controller position for more than 12 years and an Accounting Manager for 4 years at The Partnership for New York City.  She holds a master’s degree in accounting from University of Colorado Denver and bachelor’s degree in accounting from University of Colorado Boulder.  She is a certified public accountant registered in Colorado.

Stephanie Hwang is The Korea Society’s Development Program Officer. Along with providing general support to the Development Team, she is responsible for managing individual membership and programming the Young Professional Network. Prior to joining The Korea Society in 2023, she worked in Publicity and Marketing at Riverhead Books, an imprint of Penguin Random House. She holds a bachelor’s degree in English from Stony Brook University, and tutors high-school level English on the weekends.

Jamie Joo is the Associate Director of Development at The Korea Society. She is responsible for managing corporate membership and coordinating special events for the organization. She also fulfills the role of Executive Assistant to President Thomas Byrne. Before joining The Korea Society, Jamie served as an Operation Specialist in the United States Navy. She holds a bachelor's degree in Electronic Engineering Technology with a specialization in Avionics from Vaughn College of Aeronautics and Technology.

Eunjung Kho is the Director of Administration / Assistant Controller at the Society. She graduated from the State University of New York at Binghamton with a BS in Accounting. During her years at Binghamton, she served on the Executive Board of various Korean-American groups—as a Secretary, Fundraiser, and Design Editor—that promoted and planned social, educational, and cultural events for Koreans, Korean-Americans, and students on campus. She was the Secretary for Korean-American Student Association, and the Magazine Design Editor and Secretary for Han Perspective, the only bilingual publication group on campus to provide news, opinions, reviews, and arts with a focus on Korean and Korean-American culture.

Sojeong is the Director of Business and Economics Program. Working with the Senior Director of Development, Sojeong manages the corporate program with a focus on startup business in America and Korea. Her program shines a light on the dynamic startup scene in Korea and America, helping to connect successful startup pioneers with aspiring entrepreneurs. Sojeong has extensive experience in fundraising and in managing youth leadership and community development programs. Prior to her current role, she was a Program Officer at the Korean National Commission for UNESCO, The Beautiful Foundation NY (aka Nanum Foundation), and The Korea Society. She holds a B.A. in English Education from Ewha Womans University, an M.A. in Political Science from Seoul National University, and an M.I.A. (Master of International Affairs) from the University of California, San Diego. 

Gayoung is the Executive Assistant to President/CEO and Board of Directors Staff Liaison at The Korea Society. She previously interned at Portman Square Group, a global investigations firm specializing in business intelligence, where she focused on due diligence, research, and data analysis. Gayoung also worked as an administrative assistant in Columbia University’s Undergraduate Admissions Office and as a communications associate at The Kaizen Company, an international development firm.

Passionate about foreign policy and U.S.-Korea relations, Gayoung was one of ten undergraduate fellows selected globally for the 2022 Nuclear Nonproliferation Education and Research Center (NEREC) Summer Fellowship program at the Korea Advanced Institute of Science and Technology (KAIST). There, she conducted research on potential challenges to the Nuclear Suppliers Group due to increasing global nuclear demand and changing attitudes surrounding nuclear energy. Gayoung graduated from Columbia University with a B.A. in Political Science.

Sara is the Corporate Program Associate at The Korea Society. She provides support to the corporate programs, focusing on US-ROK economic relations, the startup sector, and related leadership programs. Prior to joining the Korea Society, she has interned at The Ditchley Foundation and at the US-Asia Institute and has conducted various research about Korea's role in the world, such as Korea’s modern economic development, Korean diaspora studies, South Korea and China’s cultural diplomatic ties, and East Asian modern territoriality. She holds an MSc in International Relations from The London School of Economics and a double B.A. in Global Liberal Studies and Social Cultural Analysis (high honors) from New York University.

Yurim Oh is The Korea Society’s Education Program Officer and serves as the coordinator of the Society’s Korean Language Program (KLP). Yurim is responsible for supporting the development, management, and promotion of KLP. She focuses on marketing and outreach to expand the program’s reach while also contributing to curriculum development. Prior to joining The Korea Society in 2025, Yurim worked as a program director and instructor at Semonemo.US. She is currently a candidate for a Master of Science degree in Curriculum Development and Instructional Technology at the University at Albany. Yurim also holds a bachelor’s degree in Public Administration from the University of Seoul.

Micala Shaffer is The Korea Society’s Communication Officer. She is responsible for developing and executing the organization’s communications strategy, coordinating program promotions, fostering relationships with media personnel, and managing grant proposals and reporting. She first joined The Korea Society as Communication Intern in 2021 after graduating from University at Albany with a B.A. in East Asian Studies, double major in Globalization Studies, and a minor in Korean Studies. Prior to joining The Korea Society full time, she worked as the receptionist at the law office of McAdam & Fallon.

Bradley D. Sheen is the Media Program Associate at The Korea Society. With a strong background in media production and a B.A. in English from the University of Virginia, he collaborates closely with the Creative Director and IT Director to create engaging multimedia content, including video production, editing, and graphic design. His role also involves updating program webpages, ensuring a dynamic online presence for the organization.

As the Society’s  IT Director, Peter Stuehmke is proficient with technologies such as network administration, database administration, Web 2.0 technologies, and audio-visual production. Prior to joining the Society in April 2006, Peter Stuehmke worked in a variety of technology, support, consulting, and media-design positions. Mr. Stuehmke graduated from the State University of New York at Stony Brook in 2005 with a BA in philosophy and a minor in engineering science.