op-eds
- How tech companies should prepare for Hong Kong's precarious future, Rest of World (July 28, 2021)
- One Country, Two Internets and why we need to protect it, South China Morning Post (November 21, 2014)
- Hong Kong's activists know they must act now if democracy is ever to happen, The Guardian (September 30, 2014)
- Hong Kong’s Occupy protests are far from over. Let’s raise our umbrellas, The Guardian (December 12, 2014)
- 自己資料自己攞， 明報 （April 21, 2014)