Korea Research Institute for Human Settlements

Department of History, Kyung Hee University

Korea Beauty Industry Development Institute

Gnowbe, Singapore

Department of International and Area Studies at Hankuk University of Foreign Studies

Former Permanent Secretary at the Ministry of Foreign Affairs of Singapore

International Campaign to Abolish Nuclear Weapons (ICAN) and Peace Boat, Japan

Presbyterian University and Theological Seminary

ASEAN-Korea Centre / Director, Ministry of Hotel and Tourism of Myanmar

Cheju Halla University

Korea Institute of Civil Engineering and Building Technology

Jeju Center of Korea International Trade Association

Ministry of Oceans and Fisheries

Jeju Research Institute

Professor of the Department of Women's Studies at Ewha Womans University