Gladys joined TWF as Senior Programme Manager in October 2019 and was promoted to Acting Programme Director in October 2023. Previously, she served at a number of organisations including WWF, World Green Organisation and Ocean Park Conservation Foundation where she was responsible for fundraising and advocacy campaigns to support their conservation projects. Gladys solicited partners to support Earth Hour, the global climate change initiative, and spearheaded the first city-wide No Straw Day in 2017 to encourage the F&B industry and the general public to go straw-less.
Gladys holds a Bachelor of Arts from University of Toronto and a Master of Social Science from the Chinese University of Hong Kong.