Won Jung Byun is Programme Specialist in the Section of Education for Sustainable Development(ESD) at UNESCO Headquarters, where she has been working as the focal point for on ESD policy including the development and roll-out of the ESD for 2030 framework, including on ESD for 2030 country initiative and UN Transforming Education Summit Thematic Action Track 2. Won is also UNESCO's focal point on climate change education and 'Greening Education Partnership'. Before joining UNESCO, Won was Executive Director of Tongyeong Foundation for ESD and education centre called Sejahtera Forest in Republic of Korea, whose founding and development she oversaw since 2005. She also served, among others, as the coordinator of the UNU-affiliated Regional Centres of Expertise on ESD in the Asia Pacific region, being passionate about promoting ESD at local, national and global levels.