At age 12, Melati Wijsen founded Bye Bye Plastic Bags to lobby for the ban of single-use plastic bags in Bali. At age 18, she witnessed and welcomed Bali banning single-use plastic bags. Now 20, she remains passionate about her cause and more than ever demands change.

Tune in to her keynote during the Asian Development Bank's Southeast Asia Development Symposium (SEADS) 2021 on how to make impactful change at whatever age. SEADS aims to help crystallize thinking on relevant and critical issues in the region, and support countries in becoming prosperous, knowledge-based, and sustainable. SEADS 2021, Innovation through Collaboration: Planning for an Inclusive Post-COVID-19 Recovery, was held on 17–18 March.