Santino Ayuel Longar

Research associate

Santino Ayuel Longar holds a Law from Queen’s University, Canada.He is a barrister, solicitor, and notary public, being a member of the Law Society of Ontario, in Canada.

Gabriel Alier De Jok

Assistant Administrative Officer

Alier de Jok graduated with a BA in Business from Makerere University in 2014.He currently holds a position of Assistant Administrative Officer at the Sudd Institute.

Fritz Nganje

Dr.Fritz Nganje is a Postdoctoral Research Fellow with the South African Research Chair in African Diplomacy and Foreign Policy at the University of Johannesburg.

Bior K. Bior

Research Associate

Bior K.Bior is a Visiting Fellow (VF) at the Sudd Institute, with a broad research interest in Communal Security Dilemma, inter- and intra-tribal relations and Political Sociology in South Sudan.He holds a Bachelor’s degree in Biological Sciences (B.S.

Nyathon Hoth Mai

Program Officer

Nyathon Hoth Mai is Environment and Natural Resources Program Officer at the Sudd Institute.Before joining the Institute full time, Nyathon worked as Research Associate between Oct 2015 and Jan 2019.

Jok Gai Anai

Research Associate

Jok Gai Anai is a visiting researcher at the Sudd Institute.He holds a Bachelor of Engineering in Electrical Engineering from the University of Victoria, British Columbia, Canada.

Yar Makuei Mach

Communication and PR Officer

Pauline Riak

Board Chair

Dr.Pauline Riak is the Chair of the Board of Directors at the Sudd Institute.She is also deputy vice-chancellor, University of Rumbek.

Leben Nelson Moro

Board Member

Dr Leben Moro is the Director of the Directorate of Scientific and Cultural External Relations, University of Juba, and teaches graduate courses in the areas of development, conflict, forced migration and humanitarian affairs at the Center for Peace and Development Studies, University of Juba.

Jok Madut Jok

Senior researcher

Jok Madut Jok is trained in the anthropology of health and holds a Ph.D.from the University of California, Los Angeles (UCLA).He is a fellow of Rift Valley Institute and Director of the Sudd Institute.

Jane Kani Edward

Research Fellow

Dr.Jane Kani Edward is the Gender Research Fellow at the Sudd Institute.She was born and raised in Southern Sudan, and educated in Sudan, Egypt and Canada.Edward received her Sociology of Education from the University of Toronto in 2004.

Emily Savage

Research Fellow

Emily Savage is a visitng scholar at Sudd Institute.She holds a Bachelor of Social Sciences in International Development from the School of International Development Global Studies at the University of Ottawa where she completed fieldwork in Kenya on land tenure security and housing development schemes in Nairobi.

Matthew Pritchard

Research Fellow

Matthew F.Pritchard is a visiting scholar at Sudd Institute.He is a PhD student in the Department of Geography at McGill University, where he holds research fellow positions at the Centre for Human Rights and Legal Pluralism and the Indian Ocean World Research Centre.

Awak Deng Bior

Program Assistant

Awak Deng Bior is a deputy administrator at the Sudd Institute.Awak has experience in documenting, tracking, reporting, monitoring, and evaluation.As well, Awak has a B.A in Biology from the University of Texas at Dallas and is the founder of cushaids.

Nhial Tiitmamer

Program Manager

Nhial Tiitmamer has served as the Director of the Environment and Natural Resources Program at The Sudd Institute where he is currently on leave to work with United Nations in South Sudan (UNMISS).

Augustino Ting Mayai

Former Managing Director

Augustino Ting Mayai is the former Managing Director of the Sudd Institute.He is a founding Research Director of the same institution, serving in this capacity for a decade.He holds a Ph.D.

Abraham Awolich

Former Managing Director

Abraham Awolich is the former Managing Director of the Sudd Institute.Awolich’s research has focused on management of development organizations working in conflict mitigation, governance and business management.

James Alic Garang

James Alic Garang is a co-founder and scholar at The Sudd Institute.His areas of interest include macroeconomics, development economics, financial sector, and financial inclusion.

Francis Mading Deng

Research Associate

Francis M.Deng has recently been assigned the position of South Sudan's Roving Ambassador after having been the country's first Permanent Representative to the United Nations.

Apuk Ayuel Mayen

Research Associate

Apuk Ayuel Mayen is a South Sudanese Senior Diplomat stationed in the Republic’s Embassy in South Africa.

Mark A. Wek Deng

Research Associate

Mark Atem Wek Deng is an Australian admitted South Sudanese lawyer.He is a Ph.D.Candidate at the University of Queensland, Australia.His research looks at constitution building processes in post-conflict societies, focusing particularly on South Sudan.

Henry Lui James

Finance Officer

Henry Lui James is the Administrative and Finance Officer at the Sudd Institute; he holds an MBA in Accounting and Finance from Cavendish University, Uganda.He obtained a BA in Financial Management from the Atlantic International University of the USA in 2013.

Ariic David Aguto Reng

Director of Finance and Administration

Ariic David Aguto Reng holds a bachelor of Management (Financial Economics) from the University of Toronto and a Master of Arts in Economics.He has a wealth of professional experience working in the public and the private sectors.

Matthew LeRiche

Research Associate

Matthew LeRiche is an Assistant Professor of Global Studies, Director War and Peace Studies, Director Global Leadership Center, Ohio University.He is a regular political risk analyst for industry and government.

William Underwood

PhD Student

William Underwood is a doctoral (PhD) candidate in international law at Stockholm University and a visiting PhD researcher at the Sudd Institute.His thesis examines how international law influences processes of constitutional change after armed conflict.

Luka Biong Deng Kuol

Managing Director

Luka Biong Deng is a Professor of Peace, Development, and Security Studies at the University of Juba, former Senior Research Consultant/Associate and current Managing Director, both at the Sudd Institute.

Nhial Deng Nhial Kamot


Nhial Deng Nhial KAMOT is a research associate at the Sudd Institute, with a broad research interest in resources recovery from waste, drinking water and wastewater treatment, solid waste management, and climate change resilience in South Sudan.