Journal Articles

• “Amb Ong Keng Yong on the Role of ASEAN” in Georgetown Journal of International Affairs, 2021
• “ASEAN Arts and Culture: The Role of Singapore” (with Ajit Singh, Ong Keng Yong, and Le Luong Minh) in ASEANFocus: Bi-monthly Publication of ISEAS-Yusof Shak, Issue 4, 2019. pp. 11-14
• “The ASEAN We Don’t Know” in The Soft Power 30, 2018
• “ASEAN Arts and Culture: The Role of Singapore” in Culture Connections, Vol. 3, 2018, pp. 9-13
• “The Israeli-Palestinian Conflict” in The Little Nation That Can - Singapore's Foreign Relations and Diplomacy, Vol. 26, 2017, pp. 90-94

Edited Books / Special Issues

• Violent Extremism: What Was Learnt, Where We Are and What’s Next (with Ong Keng Yong, and Damien D. Cheong), Eds. Singapore: World Scientific, 2025

Chapters in Edited Books

• “ASEAN, China, and the South China Sea” (with Ong Keng Yong, and Nazia Hussain) in Yanjun Guo and Sothirak Pou, Sustainable Peace of the South China Sea: The 20th Anniversary of Signing the Declaration on the Conduct of Parties in the South China Sea. Singapore: World Scientific, 2025, Series on Asian Regional Cooperation Studies. Vol. 11
• “US-China Strategic Competition and Southeast Asia” (with Ong Keng Yong, and Hoo Tiang Boon) in Henry Huiyao Wang and Mabel Lu Miao, Enhancing Global Governance in a Fragmented World: Prospects, Issues, and the Role of China. : Springer, 2024, pp. 205-214
• “Advancing the ASEAN-Korea Partnership: From Sectoral Dialogue Relations to the New Southern Policy Plus” (with Ong Keng Yong, Sarah Teo, and Shawn Ho) in Kwon Hyung Lee and Yoon Jae Ro (Eds.), The New Southern Policy Plus: Progress and Way Forward. Sejong: Korea Institute for International Economic Policy, 2021, pp. 49-67
• “The Making of America Foreign Policy” (with Ong Keng Yong, and Jean Tan) in Tommy Koh and Daljit Singh, America: A Singapore Perspective. Singapore: Straits Times Press, 2021, pp. 120-127

Op-Eds

• “Tourism Key to Building Connections Between Kazakhstan and Southeast Asia”, TODAY, 1 December 2020
• “G20 Religion and Policy: ‘We Need More Interactions and Pooling of Resources to Tackle the Challenges’”, KAICIID, 11 October 2020
• “The Challenge is How We Make the Most of Diversity”, The Straits Times, 27 June 2019
• “Asia Values: A Free and Open Indo-Pacific”, 2018 Halifax Papers, 8 January 2019
• “What ASEAN’s Enterprises Need to Succeed” (with Phidel Marion G. Vineles, and Ong Keng Yong), East Asia Forum, 19 August 2016