Faculty Profiles
Yong-Kyun Bae
Ph.D., Chair & Professor
Professor Bae teaches Economics courses in the department of Global Studies. Within this broad area, his field of specialization is in the areas of applied microeconomics, industrial organization, regulation and public policies, and econometrics.

Professor Bae holds a MA from Boston University and a Ph.D from the State University of New York at Stony Brook (Stony Brook University). He came to PNU after several years of teaching a variety of economics courses as an assistant professor at Stony Brook University and Hood College. Professor Bae, along with Hugo Benitez-Silva, Ph.D., at Stony Brook University, has authored “Do Vehicle Recalls Reduce the Number of Accidents? The Case of the U.S. Car Market.” The article appears in the Journal of Policy Analysis and Management, one of the top peer-reviewed economics and public policy journals. A related paper, entitled “The Effects of Automobile Recalls on the Severity of Accidents,” appears in the Economic Inquiry.  His research is being analyzed by the Government Accountability Office (GAO) to support the U.S. Congress-requested reform of current recall regulation.

He has presented his research papers in international conferences, such as the International Industrial Organization Conference, the Western Economic Association International Conference, etc. His current research involves vehicle recalls and public safety, social costs of risky products, product innovation, competition and industrial evolution, and economic analysis of tort liability law.
Tommi Tapanainen
Ph.D., Assistant Professor
Professor Tapanainen's primary teaching field is management, and his research specialization is in management information systems. Within this research area, he is particularly interested in how managers cope with rapid changes and crisis situations. He is also working with research regarding healthcare information systems.

He is a Finnish national and his degrees (master's and doctoral) are from the University of Turku, Finland, where he majored in information systems science. However, before arriving to his current position, he worked in several countries: Finland, Japan, Taiwan, Korea, and Belgium. These jobs were made possible by awards and fellowships such as the Japan Government Fellowship, Canon Foundation Fellowship, Taiwan Fellowship, and Marie Curie Fellowship.

In addition to Finnish and English, he is proficient in the Japanese language. He is a member of the Association for Information Systems and the ISACA.

William F. Pore
Ph.D., Visiting Professor
Professor Pore received his Ph.D. in Southeast Asian History from George Washington University. He holds a Master’s degree in Korean History from Columbia University and a Master of International Public Policy from the Paul H. Nitze School of Advanced International Studies, Johns Hopkins University. For more than ten years, he was an analyst with the U.S. Department of Defense.

His courses in the United States have focused on world history, East Asian and Korean History, Southeast Asian and Vietnamese history.

His primary research interest is in the longue durée which emphasizes a more unified sense of East Asia, rather than one of separate states with distinctly diverging histories. His secondary interests involve intellectual networks of literati scholars and the dissemination of Buddhist texts and how this phenomenon relates to print technology during the Tang dynasty. Publications include “Social Class: Traditional Class Systems in East Asia,” published by Oxford University Press (2007) and “The Inquiring Literatus: Yi Sugwang’s ‘Brush-talks’ with Phung Khac Khoan in Beijing in 1598,” in Transactions of the Royal Asiatic Society of Korea, and he was a contributor to Sources of Vietnamese Tradition (2013).
His GSP lectures deal with historical and comparative theories and methodologies, typologies of political leadership, and cross-national institutions, cultures, and religions.

Daniel Turnbull
Ph.D., Visiting Professor
Professor Daniel Turnbull joins the DGS faculty from the Spring 2019 semester and teaches international relations, diplomatic history, media, and public diplomacy

Mr. Turnbull was a Foreign Service Officer in the U.S. Department of State from 1990 to 2018, serving most recently as the official Spokesperson at the U.S. Embassy in Seoul from August, 2015. Prior to that, he served as a Political Officer in the Department of State, including the NATO Desk, the Belarus Desk, the China Desk, and at a range of overseas posts including the American Institute in Taiwan, Embassy Jakarta, Consulate General Munich, Embassy Moscow, and Consulate General Guangzhou.In the course of his academic and Foreign Service work, he learned Korean, Chinese, Cantonese, Indonesian, German, and Russian.

Before joining the Foreign Service, he taught in the Department of History at the National University of Singapore. He has a Doctor’s and Master’s degree in History from Harvard University and a Bachelor’s degree from Northwestern University. He attended the University of Salzburg and the University of Leningrad (St. Petersburg) on academic exchange and research programs. His hobbies include tennis, golf, piano, cello and, most recently,kayageum.

Mr. Turnbull's Korean-born wife, Inseon, is a Foreign Service Officer currently serving in Seoul. Previous assignments included Manila (2013-15) and Beijing (2015-17). They have one daughter and one son living in the Washington, D.C., and San Francisco areas, respectively.

Ryo Hinata-Yamaguchi
Ph.D., Visiting Professor
Professor Hinata-Yamaguchi from Saku, Japan is a Visiting Professor at the Pusan National University, Department of Global Studies, and also an Adjunct Fellow at the Pacific Forum CSIS.

Ryo has presented and published a variety of papers on defense and security issues in the Asia-Pacific. Ryo received his PhD from the University of New South Wales – Canberra with a dissertation on North Korea’s military capability management. Ryo is a former Korea Foundation Language Training Fellow, received his MA in Strategic and Defense Studies and BA in Security Analysis from the Australian National University. Ryo has previously held positions at the Universitas Muhammadiyah Malang, FM Bird Entertainment Agency, International Crisis Group Seoul Office, Sasakawa Peace Foundation, Embassy of Japan in Australia, and the Japan Foundation Sydney Language Centre. He has extensive international experience, having lived over 20 years in Australia, Korea, Malaysia, Singapore, Indonesia, and the US. Ryo is a native speaker of Japanese and English, is fluent in Korean, and also has some knowledge of Chinese and Malay.

David Tooch
Ph.D., Visiting Professor
Professor Tooch teaches courses in the field of International Relations. His research interests include Technology Transfers in International Relations, Diplomacy, Security Studies, The International Relations of the Middle East, Israeli Relations in Africa and Asia and Maps in International Relations. He obtained his Ph.D. at Florida International University and presented his work at major conferences including the International Studies Association (ISA) and American Association of Geographers Annual (AAG) Meetings.

Before studying and teaching at Florida International University, he had held various technical and editorial positions such as writer, producer and video editor in local, national and international media organizations.

For over 20 years his experience spans news gathering and coverage of key news-making events and topics like international conflict, international politics, foreign policy, security, regional issues, and the environment.  Among these organizations, he has worked for London based Worldwide Television News (Now Associated Press Television News), CNN USA, CNN International Atlanta and NBC 6 Miami .His hobbies include jogging, bicycle riding, and photography of coastal environments.
Dustie Spencer
Ph.D., Visiting Professor

Professor Dustie Spencer is a Visiting Assistant Professor at DGS, teaching Global Studies and other interdisciplinary courses in the department. She earned a PhD in the School of Social and Political Sciences at the University of Edinburgh, with a focus on South Asia and transnational mobilization. Contributing to her expertise in interdisciplinary social sciences, she has also earned an MSc in international Conflict from Kingston University London.

After graduating with a BA in International Studies at the University of South Florida, she started her international career teaching ESL in Gwangju before returning to the States to become a qualified teacher of social sciences. She has experience teaching International Development, Research Methods, Regional Studies, and International Relations-related courses.
Her research interests are in transnational and social media activism, grassroots and feminist movements, and sustainable development. She has published ‘The Subaltern Kashmiri’ (2013), is currently editing her thesis for publication and anticipates publishing findings from a co-authored work on civic activism and the UN in Nairobi. Her contribution 'Transnational Mobilization and Kashmir Resistance: Solidarity Movements in the United Kingdom' will be released as part of the forthcoming edited book Palgrave Handbook of New Directions in Kashmir Studies (2021).

Chris Hennessey
M.A., Visiting Professor
Professor Hennessey is mixed British and Belgian, but he grew up moving around the world with his family, living in Oman, Belgium, France, India and the USA.
He earned a BA in the History and Political Science of Western Europe from the Colorado College and a MA in International Relations, European and Eurasian Studies from the George Washington University in Washington, D.C. He has taught at korean universities since 2008. In the DGS and GSP programs, he teaches a variety of writing classes and Business English, as well as classes on politics and the economy. His hobbies include hiking and camping, competitive sailing and ultra long distance cycling.
Aaron Kuchle
ABD (All But Dissertation), M.A., Visiting Professor
Professor Aaron Kuchle is a visiting professor at Pusan National University, where he teaches writing and humanities courses at the Department of Global Studies. Originally from the US, he holds a B.A. and M.A. in German from Dalhousie University, Canada. He has also done postgraduate work at UCLA and the University of Heidelberg and is currently doing doctoral work for the latter on the subject of Heinrich von Kleist and the aesthetics of the grotesque.

Having lived, taught, and studied in the United States, Canada, Germany, China, and Korea, Professor Kuchle has sought to wed his international experience with his academic work, resulting in an increasingly international, comparative approach to his main areas of literature, philosophy, literary and aesthetic theory, and intellectual history."
Sarah Slagle
MTESOL, Visiting Professor

Professor Sarah Slagle teaches Reading and Writing in GS I + II, Key Western Texts, and Trends in Film, Literature, Art and Architecture. She earned a B.S. in Political Science from Arizona State University in 2009 and then spent a year in Daejeon, South Korea on a Fulbright ETA grant. She returned to ASU to pursue a Master’s in TESOL with the goal of teaching at the university level. In 2012, she was a Student Ambassador for the USA Pavilion at the Yeosu World Expo and began her guest lecturing relationship with the Busan American Corner. Since 2013, she has been teaching English at universities in Jeonju and Busan.

Originally from the northeastern U.S. state of Maine, she enjoys visiting home to spend time skiing, kayaking, reading and doing puzzles with her family and their two dogs.