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Staff & Interns
Greg Scarlatoiu
Greg Scarlatoiu Executive Director
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Greg Scarlatoiu is the Executive Director of the Committee for Human Rights in North Korea (HRNK) in Washington, D.C. He has coordinated 28 HRNK publications addressing North Korea’s human rights situation and the operation of its regime. He is a visiting professor at the Hankuk University of Foreign Studies in Seoul as well as instructor and coordinator of the Korean Peninsula and Japan class at the U.S. State Department’s Foreign Service Institute (FSI).  Scarlatoiu is vice president of the executive board of the International Council on Korean Studies (ICKS). He is also a member of the advisory board for The Korea and World Politics Institute. Prior to HRNK, Scarlatoiu was with the Korea Economic Institute (KEI) in Washington, D.C. He has over six years of experience in international development, on projects funded by the U.S. Agency for International Development, the World Bank, and the Asian Development Bank. For fifteen years, Scarlatoiu has authored and broadcast the weekly Korean language ‘Scarlatoiu Column’ to North Korea for Radio Free Asia. A seasoned lecturer on Korean issues, Scarlatoiu is a frequent commentator for CNN, BBC, Al Jazeera, Voice of America, Radio Free Asia and other media organizations. He has published op-eds and letters to the editor in newspapers including The Washington Post, The New York Times, and The Wall Street Journal. He has published academic papers in volumes produced by organizations including The Hanns Seidel Foundation, The Asan Institute for Policy Studies, and the International Journal of Korean Studies. He has appeared as an expert witness at several Congressional hearings on North Korean human rights. Scarlatoiu holds a Master of Arts in Law and Diplomacy from the Fletcher School, Tufts University, and a Master of Arts and Bachelor of Arts from Seoul National University’s Department of International Relations. He graduated from the MIT XXI Seminar for U.S. national security leaders in 2016-2017. Scarlatoiu was awarded the title ‘Citizen of Honor, City of Seoul,’ in January 1999. He is fluent in Korean, French, and Romanian. A native of Romania born and raised under that country’s communist regime, Scarlatoiu is a naturalized U.S. citizen.

Sabina Silkworth
Sabina Silkworth Accounting Consultant
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Sabina E. Silkworth is the Accounting Consultant at HRNK. Mrs. Silkworth has been with the Committee since its inception in October 2001. She has over 25 years of experience in the accounting and non-profit field.  A Washington, D.C. native, Mrs. Silkworth graduated Magna Cum Laude from the Catholic University of America with a B.A. in Financial Management and Summa Cum Laude from George Washington University with a Master of Accountancy. She is married, has four kids, and resides in Maryland.

Rosa Park-Tokola
Rosa Park-Tokola Director of Programs and Editor
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Rosa Park-Tokola is the Director of Programs and Editor at the Committee for Human Rights in North Korea (HRNK), where she has worked since 2011. She has conducted interviews with numerous Korea experts and North Korean escapees, including the first interview with Ji Seong-ho after his State of the Union appearance in January 2018, which are published on HRNK Insider. Park-Tokola has also completed editorial and graphic design work on all of HRNK’s publications over the past ten years. In addition to managing the HRNK internship program, Park-Tokola directs conference and public outreach programs in Seoul, Washington DC, Chicago, Boston, Los Angeles, New York City, and Geneva. She was a leading member of the team that gained United Nations consultative status for HRNK in April 2018, making HRNK the first civil society organization in the United States focused solely on North Korean human rights to achieve this status. Park-Tokola has been featured in CNN, BBC, VOA, USA Today, NBC, Democracy Digest, Epoch Times, and KEI's Korean Kontext. She had the honor of being listed as one of the Asian American and Pacific Islander National Security and Foreign Policy Next Generation Leaders in May 2019. 

Park-Tokola received an M.A. in International Politics from American University's School of International Service, an M.A. in Korean Studies from Korea University, and a B.A. in International Relations from American University’s School of International Service with a minor in Graphic Design.

Amanda Mortwedt Oh
Amanda Mortwedt Oh Director of International Advocacy and Development
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Amanda Mortwedt Oh is a human rights attorney at the Committee for Human Rights in North Korea (HRNK), a bipartisan research organization based in Washington, D.C. She is the desk officer for a series of satellite imagery reports on North Korean prisons published by HRNK. Her research focuses on North Korea and international human rights law. Amanda has interviewed over 50 North Korean escapees in South Korea to document human rights abuses committed in North Korean detention and advocate for accountability for these crimes against humanity.

Amanda is the co-author of two HRNK reports, From Cradle to Grave: The Path of North Korean Innocents with Robert Collins (HRNK, 2017) and The Parallel Gulag: North Korea’s “An-jeon-bu” Prison Camps with David Hawk (HRNK, 2017). Amanda prepared the HRNK Submission of Information & Documentation on the Situation of Human Rights in North Korea to the UN Commission of Inquiry and co-authored a Robert F. Kennedy Center for Justice and Human Rights study calling for a “Rights Up Front” policy toward North Korea. She is the author of several articles about North Korea, including “Kim Jong-un and Xi Jinping: ‘As Close as Lips and Teeth’ on Human Rights Denial,” and the Cambodia section of the book, “Genocide and the Law: Cambodia, Bosnia, Rwanda, and Darfur” (World Without Genocide, 2012). 

Amanda is also a reserve judge advocate in the U.S. Army Reserve Judge Advocate General's Corps. She has an LL.M. in international law from the Fletcher School of Law and Diplomacy at Tufts University, where she wrote her thesis on North Korea and transitional justice. She holds a JD from the University of St. Thomas School of Law in Minnesota. During her 2L summer of law school Amanda worked at the Khmer Rouge Tribunal in Cambodia. She holds a certificate in Southeast Asia business and human rights law from the National University of Singapore.

Raymond Ha
Raymond Ha Director of Operations and Research
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Raymond Ha is the Director of Operations and Research at the Committee for Human Rights in North Korea (HRNK). He was previously the Office Manager & Outreach Coordinator (2014–16) and served as an Editorial Consultant (2016–21).

He has participated in editorial work on HRNK publications, including Human Rights in the Democratic People’s Republic of Korea: The Role of the United Nations, Lost Generation: The Health and Human Rights of North Korean Children, 1990–2018, and North Korea’s Organization and Guidance Department: The Control Tower of Human Rights Denial. He has provided interpretation for North Korean escapees, including political prison camp survivors, and was a member of the team that participated in an outreach campaign focused on the UN General Assembly in New York in October 2014.

He graduated magna cum laude from Princeton University with a B.A. in Politics and received an M.A. in Political Science from Stanford University.

North Korea's Long-term Prison-Labor Facility, Kyo-hwa-so No.3, T’osŏng-ni (토성리)
Joseph S. Bermudez, Jr., Greg Scarlatoiu, and Amanda Mortwedt Oh
Nov 02, 2021

This report is part of a comprehensive long-term project undertaken by HRNK to use satellite imagery and former prisoner interviews to shed light on human suffering in North Korea by monitoring activity at civil and political prison facilities throughout the nation. This study details activity observed during 1968-1977 and 2002-2021 at a prison facility commonly identified by former prisoners and researchers as "Kyo-hwa-so No. 3, T'osŏng-ni" and endeavors to

North Korea’s Political Prison Camp, Kwan-li-so No. 25, Update 3
Joseph Bermudez, Greg Scarlatoiu, Amanda M. Oh, & Rosa Park-Toko
Sep 30, 2021

This report is part of a comprehensive long-term project undertaken by HRNK to use satellite imagery and former detainee interviews to shed light on human suffering in the Democratic People’s Republic of Korea (DPRK, more commonly known as North Korea) by monitoring activity at political prison facilities throughout the nation. This report provides an abbreviated update to our previous reports on a long-term political prison commonly identified by former prisoners and researchers as Kwan-li-so

North Korea’s Potential Long-Term  Prison-Labor Facility at Sŏnhwa-dong (선화동)
Joseph S. Bermudez, Jr., Greg Scarlatoiu, Amanda Oh, & Rosa Park
Aug 26, 2021

Through satellite imagery analysis and witness testimony, HRNK has identified a previously unknown potential kyo-hwa-so long-term prison-labor facility at Sŏnhwa-dong (선화동) P’ihyŏn-gun, P’yŏngan-bukto, North Korea. While this facility appears to be operational and well maintained, further imagery analysis and witness testimony collection will be necessary in order to irrefutably confirm that Sŏnhwa-dong is a kyo-hwa-so.

North Korea’s Long-term Prison-Labor Facility Kyo-hwa-so No. 8, Sŭngho-ri (승호리) - Update
Joseph S. Bermudez, Jr., Greg Scarlatoiu, Amanda M. Oh, & Rosa P
Jul 22, 2021

"North Korea’s Long-term Prison-Labor Facility Kyo-hwa-so No. 8, Sŭngho-ri (승호리) - Update" is the latest report under a long-term project employing satellite imagery analysis and former political prisoner testimony to shed light on human suffering in North Korea's prison camps.

Human Rights in the Democratic Republic of Korea: The Role of the United Nations" is HRNK's 50th report in our 20-year history. This is even more meaningful as David Hawk's "Hidden Gulag" (2003) was the first report published by HRNK. In his latest report, Hawk details efforts by many UN member states and by the UN’s committees, projects and procedures to promote and protect human rights in the DPRK.  The report highlights North Korea’s shifts in its approach

Embargoed until 12:01 a.m. February 25, 2021.  South Africa’s Apartheid and North Korea’s Songbun: Parallels in Crimes against Humanity by Robert Collins underlines similarities between two systematically, deliberately, and thoroughly discriminatory repressive systems. This project began with expert testimony Collins submitted as part of a joint investigation and documentation project scrutinizing human rights violations committed at North Korea’s short-