- (2020) Roundtable on AI and AI Ethics - in the context of COVID-19 and beyond. Organized by the Centre for Information Policy Leadership, and The University of Hong Kong’s Centre for Civil Society and Governance.
- (2019) From Critical Thinking to Innovation: Some Common Elements. 4th International Symposium on Academic Writing and Critical Thinking. Nagoya University, Japan.
- (2017) Critical Thinking and Value Education. Forum on General Education organized by the Sichuan-Chongqing Alliance on General Education, China.
- (2017) Critical Thinking and Metacognition. The 7th China Conference on Critical Thinking & Creativity Education. At the Southwestern University of Finance and Economics, China.
- (2016) Enhancing critical reflection in general education. Invited plenary session. Reflection on General Education Development and Implementation – What works and what doesn’t? Federation for Self-financing Tertiary Education, Hong Kong.
- (2013) Critical Thinking and Metacognition. Opening keynote for Symposium on Critical Thinking. New York Institute of Technology, Nanjing Campus.
- (2011) Meta-cognitive Education – Theory of Knowledge and Beyond. Indonesian IB Schools Teacher’s Conference. Organized by the British Internaitonal School, Jakarta. Indonesia.
- (1998) Some Critical Issues in Cognitive Science. Kuala Lumpor, Malaysia. Opening address at the First Malaysia Cognitive Science Conference.