Collin Koh is Senior Fellow at the Institute of Defence and Strategic Studies which is a constituent unit of the S. Rajaratnam School of International Studies, based in Nanyang Technological University, Singapore. He has research interests on naval affairs in the Indo-Pacific, focusing on Southeast Asia. Collin has published several op-eds, policy- and academic journal articles as well as chapters for edited volumes covering his research areas. He has also taught at Singapore Armed Forces professional military education and training courses. Besides research and teaching, Collin also contributes his perspectives to various local and international media outlets and participates in activities with geopolitical risks consultancies.

• Primary research interests: Naval Affairs in the Asia-Pacific Region, Especially in Southeast Asia and Focusing on Naval Modernization Issues
• Naval Arms Control
• Confidence and Security-Building Measures at Sea
• Offence-Defence Theory
• Concept of Non-Provocative Defence
• Nuclear Energy Development in Southeast Asia

• Member of Editorial Board, Journal of Defense Studies and Resource Management, 2012-Present

Bulletins and Newsletters

• Broader Horizons (September 2019)

  30 September, 2019

• Broader Horizons (August 2019)

  31 August, 2019

• Broader Horizons (July 2019)

  31 July, 2019

• Broader Horizons (June 2019)

  30 June, 2019

• Broader Horizons (May 2019)

  31 May, 2019

• Broader Horizons (April 2019)

  30 April, 2019

• Broader Horizons (March 2019)

  31 March, 2019

• Broader Horizons (February 2019)

  28 February, 2019

• Broader Horizons (January 2019)

  31 January, 2019

• Broader Horizons (December 2018)

  31 December, 2018

• Broader Horizons (November 2018)

  30 November, 2018

• Broader Horizons (October 2018)

  31 October, 2018

• Broader Horizons (September 2018)

  30 September, 2018

• Broader Horizons (August 2018)

  31 August, 2018

• Broader Horizons (July 2018)

  31 July, 2018

• Broader Horizons (June 2018)

  30 June, 2018

• Broader Horizons (May 2018)

  31 May, 2018

• Broader Horizons (April 2018)

  30 April, 2018

• Broader Horizons (March 2018)

  31 March, 2018

• Broader Horizons (February 2018)

  28 February, 2018

• Broader Horizons (January 2018)

  31 January, 2018

• Broader Horizons (December 2017)

  31 December, 2017

• Broader Horizons (November 2017)

  30 November, 2017

• Broader Horizons (October 2017)

  31 October, 2017

• Broader Horizons (September 2017)

  30 September, 2017

• Broader Horizons (August 2017)

  31 August, 2017

• Broader Horizons (July 2017)

  31 July, 2017

• Broader Horizons (June 2017)

  30 June, 2017

• Broader Horizons (May 2017)

  31 May, 2017

• Broader Horizons (April 2017)

  30 April, 2017

• Broader Horizons (March 2017)

  31 March, 2017

• Broader Horizons (February 2017)

  28 February, 2017

• Broader Horizons (January 2017)

  31 January, 2017

• Broader Horizons (December 2016)

  31 December, 2016

• Broader Horizons (November 2016)

  30 November, 2016

• Broader Horizons (October 2016)

  31 October, 2016

• Broader Horizons (September 2016)

  30 September, 2016

• Broader Horizons (August 2016)

  31 August, 2016

• Broader Horizons (July 2016)

  31 July, 2016

• Broader Horizons (June 2016)

  30 June, 2016

• Broader Horizons (May 2016)

  31 May, 2016

• Broader Horizons (April 2016)

  30 April, 2016

• Broader Horizons (March 2016)

  31 March, 2016

• Broader Horizons (February 2016)

  29 February, 2016

• Broader Horizons (January 2016)

  31 January, 2016

• Broader Horizons (December 2015)

  31 December, 2015

• Broader Horizons (November 2015)

  30 November, 2015

• Broader Horizons (October 2015)

  31 October, 2015

• Broader Horizons (September 2015)

  30 September, 2015

• Broader Horizons (August 2015)

  31 August, 2015

• Broader Horizons (July 2015)

  31 July, 2015

• Broader Horizons (June 2015)

  30 June, 2015

• Broader Horizons (May 2015)

  31 May, 2015

• Broader Horizons (Apr 2015)

  30 April, 2015

• Broader Horizons (Mar 2015)

  31 March, 2015

• Broader Horizons (Feb 2015)

  28 February, 2015

• Broader Horizons (Sep 2012)

  30 September, 2012

• NTS Alert (Mar 2010 - Issue 2)

  26 March, 2010

• NTS Alert (Mar 2010 - Issue 1)

  12 March, 2010

• NTS Alert (Jun 2009 - Issue 1)

  12 June, 2009

• NTS Alert (Jun 2009 - Issue 2)

  02 June, 2009

• NTS Alert (Jan 2009 - Issue 1)

  15 January, 2009

• NTS Alert (Dec 2008 - Issue 1)

  12 December, 2008

• NTS Alert (Nov 2008 - Issue 1)

  14 November, 2008

• NTS Alert (Aug 2008 - Issue 2)

  29 August, 2008

• NTS Alert (Jul 2008 - Issue 2)

  18 July, 2008

NTS Insight

• NTS Insight (May 2010 - Issue 1) | Enhancing Energy Security, Underpinning Development: The Future of Nuclear Energy in ASEAN

  31 May, 2010

• NTS Insight (May 2010 - Issue 1) | Enhancing Energy Security, Underpinning Development: The Future of Nuclear Energy in ASEAN

  31 May, 2010

• NTS Insight (Jun 2009 - Issue 2) | Trans-ASEAN Energy Network and Energy Infrastructure Security

  20 June, 2009

• NTS Insight (Nov 2008) | Energy and Non-Traditional Security: A Tripartite Approach

  28 November, 2008

• NTS Insight (Oct 2008 - Issue 1) | Energy Security: Rethinking Market and Governance

  15 October, 2008

• NTS Insight (Oct 2008 - Issue 1) | Energy Security: Rethinking Market and Governance

  15 October, 2008

Working Papers

• WP304 | Incident Prevention and Mitigation In The Asia Pacific Littorals: Framing, Expanding, and Adding to Cues

  15 August, 2017

Policy Reports

• NTS Policy Brief No. 1 | The Way Forward for Energy Security

  31 December, 2008

RSIS Commentaries

• CO18131 | Inaugural ASEAN-China Maritime Exercise: What To Expect

  03 August, 2018

• CO17093 | Need for More Inclusive Asia-Pac Maritime Diplomacy

  15 May, 2017

• CO16271 | Malaysia’s Navy Deal with China: Meeting A Complex Security Challenge

  02 November, 2016

• CO16091 | The Malacca Strait Patrols: Finding Common Ground

  20 April, 2016

• CO14161 | “Smaller Small Navies” of Southeast Asia: Greater Regional Resilience?

  12 August, 2014

• CO14005 | Westward Ho: Expanding Global Role for China’s Navy?

  07 January, 2014

• CO13220 | Chinese Aircraft Carrier's Debut: Gunboat in the South China Sea?

  02 December, 2013

• CO13096 | Pan-ASEAN Maritime Security Cooperation: Prospects for Pooling Resources

  17 May, 2013

• CO13026 | Tensions in the East China Sea: Time to Contain Naval Stand-offs

  08 February, 2013

• CO12183 | China's Aircraft Carrier: Implications for Southeast Asia

  01 October, 2012

• CO12162 | Vietnam's New Kilo-class Submarines: Game-changer in Regional Naval Balance?

  28 August, 2012

• CO12134 | Indonesia-Singapore Submarine Rescue Pact: Promoting Southeast Asian Naval Cooperation

  24 July, 2012

• CO12021 | Indonesia’s New Submarines: Impact on Regional Naval Balance

  27 January, 2012

• CO11085 | Indonesia’s Anti-ship Missiles: New Development in Naval Capabilities

  24 May, 2011

• CO10159 | The Yeonpyeong Attack: Shooting Down Denuclearisation?

  26 November, 2010

• CO10122 | Taiwan’s Submarine Debate: Exploring Alternative Solutions

  27 September, 2010

• CO10045 | Bracing For Impact: Fifth-Generation Jet Fighter Programmes in Asia

  04 May, 2010

• CO10045 | Bracing For Impact: Fifth-Generation Jet Fighter Programmes in Asia

  04 May, 2010

• CO09078 | Clinton’s Coup in Pyongyang: North Korean Denuclearisation Next?

  07 August, 2009

• CO09063 | Hard Choices in Hard Times: Taiwan-Russia Defence Cooperation

  29 June, 2009

• CO09063 | Hard Choices in Hard Times: Taiwan-Russia Defence Cooperation

  29 June, 2009

• CO09028 | ASEAN Petroleum Security Agreement: Sealed or Leaking?

  16 March, 2009

• CO09028 | ASEAN Petroleum Security Agreement: Sealed or Leaking?

  16 March, 2009

• CO08111 | RUSSIAN ARMS SALES: The Other Story behind Somalia’s Piracy

  17 October, 2008

Journal Articles

• Collin Swee Lean Koh, “In for the Long Haul: Sustaining the INDOMALPHI Trilateral Maritime and Air Patrols in the Sulu/Celebes Seas,” Naval Forces, Vol. XXXVIII, No. V/2017, p. 6.
• Collin Swee Lean Koh, "Beyond a balanced fleet: a sharper, smarter and stronger Republic of Singapore Navy beyond 2017," In Naval Forces, vol. 38 (3), 2017
• Koh Swee Lean Collin, “Emerging from obscurity: small navies and sea-launched land-attack cruise missiles,” Maritime Affairs: Journal of the National Maritime Foundation of India, Vol. 12, Issue 1 (June 2016), pp. 46-57
• Koh Swee Lean Collin, “What Next for the Indonesian Navy? Challenges and Prospects for Attaining the Minimum Essential Force by 2024,” Contemporary Southeast Asia, Vol. 37, Issue 3 (2015), pp. 432-62
• Koh Swee Lean Collin, review of Maritime Security in the Indo-Pacific: Perspectives from China, India and the United States, edited by Mohan Malik (Lanham, Maryland: Rowman and Littlefield, 2014), in Contemporary Southeast Asia, Vol. 37, No. 1 (2015), pp. 137-39.
• Koh, Swee Lean, Collin. “ASEAN Perspectives on Naval Cooperation with India: Singapore and Vietnam”, India Review, 12(3), 2013, pp. 186-206.
• Koh, Swee Lean, Collin. “Seeking Balance: Force Projection, Confidence-building and the Republic of Singapore Navy”, Naval War College Review, 65(1), Winter 2012, pp. 75-92.
• Koh, Swee Lean, Collin. “Political ‘New Dawn’ in Myanmar: Implications and Future Prospects for the Myanmar Navy”, Journal of Defense Studies & Resource Management, 1(1), 2012, pp. 1-4.

Edited Books / Special Issues

• Naval Modernisation in Southeast Asia, Part Two: Submarine Issues for Small and Medium Navies (with Geoffrey Till), Eds. : Palgrave Macmillan, 2017
• Nuclear Power and Energy Security in Asia: Critical Debates (with Rajesh Basrur), Eds. Abingdon and New York: Routledge, 2012
• Nuclear Power and Energy Security in Asia (with Rajesh Basrur), Eds. London: Routledge, 2012

Chapters in Edited Books

• “Maritime Security in Southeast Asia” (with Kwa Chong Guan) in Ruxandra-Laura Bosilca, Susana Ferreira and Barry J. Rayan, Maritime Security in Southeast Asia. London: Routledge, 2022, pp. 346-355
• “Reasons for Optimism? China, Japan and Unilateral Naval Restraint in the East China Sea” in Alan Chong, International Security in the Asia-Pacific: Transcending ASEAN towards Transitional Polycentrism. Switzerland: Springer International Publishing AG, 2017, pp. 255-285
• “Lee YingHui, A Common Setting for Naval Planning in Southeast Asia? Two Case Studies in Divergence” (with Lee YingHui) in Geoffrey Till and Ristian Atriandi Supriyanto, Naval Modernisation in Southeast Asia; Problems and Prospects for Small and Medium Navies. : Palgrave Macmillan, 2017,
• Koh Swee Lean Collin, “Chapter 4: Maritime Force Developments in the Indian Ocean Region,” in Sam Bateman, Rajni Gamage and Jane Chan (eds.), ASEAN and the Indian Ocean: The Key Maritime Links, RSIS Monograph No. 33 (July 2017), S. Rajaratnam School of International Studies, Nanyang Technological University, Singapore, pp. 27-33.
• Collin Swee Lean Koh, “LAWS in the Maritime Domain: An Asia-Pacific Scenario,” in Robin Geib and Henning Lahmann (eds.), Lethal Autonomous Weapons Systems: Technology, Definition, Ethics, Law & Security, Expert opinions delivered at the CCW informal meeting of experts on lethal autonomous weapons systems, Geneva, 11 to 15 April 2016 (Berlin, Federal Foreign Office, 2017), pp. 201-216.
• Koh Swee Lean Collin, “Singapore’s Security Imperatives,” in Abhijit Singh (ed.), Line in the Waters: The South China Sea Dispute and Its Implications for Asia, GP-ORF Series (New Delhi: Observer Research Foundation, Durham University and Wiley-Blackwell, 2017), pp. 30—37.
  http://www.orfonline.org/research/line-in-the-waters-the-south-china-sea-dispute-and-its-implications-for-asia/
  http://www.orfonline.org/research/security-dynamics-in-the-south-china-sea-a-view-from-singapore/
• Koh Swee Lean Collin, “Chapter 1: “Maritime Safety and Security Challenges: A Singaporean Perspective,” in Vijay Sakhuja and Kapil Narula (eds.), Maritime Safety and Security in Indian Ocean (New Delhi: Vij Books India Pvt Ltd, 2016), pp. 1-10.
  
• “Chapter 8: ‘New Normal’ in the Indo-Pacific: Sino-Indian Maritime Security Dilemma” in Anit Mukherjee and C. Raja Mohan, India’s Naval Strategy and Asian Security, Cass Series, Naval Policy and History. London and NY: Routledge, 2016, pp. 144-174
• Koh, Swee Lean, Collin. “‘Best Little Navy in Southeast Asia’: The Case of the Republic of Singapore Navy, Its Prospects and Challenges in the New Security Environment” in Michael Mulqueen, Deborah Sanders and Ian Speller (eds.), Small Navies: Strategy and Policy for Small Navies in War and Peace, Corbett Centre for Maritime Policy Studies Series, pp. 117-132. Farnham, Surrey: Ashgate Publishing Ltd, 2014.
• Koh, Swee Lean, Collin; Richard A. Bitzinger; Michael Raska; Kelvin Wong Ka Weng. “Locating China’s Place in the Global Defense Economy” in Tai Ming Cheung (ed.), Forging China’s Military Might: A New Framework for Assessing Innovation, pp. 169-212. Baltimore, Maryland: Johns Hopkins University Press, 2014.
• Koh, Swee Lean, Collin. “Chapter 13: Seeking Balance: Force Projection, Confidence-Building & the Republic of Singapore Navy” in Geoffrey Till and Jane Chan (eds.), Naval Modernisation in South-East Asia: Nature, Causes and Consequences, pp. 223-242. London: Routledge, 2013.
• Koh, Swee Lean, Collin; Mely Caballero-Anthony; Kevin Punzalan. “Chapter 8: Energy” in Mely Caballero-Anthony and Alistair D.B. Cook (eds.), Non-Traditional Security in Asia: Issues, Challenges and Framework for Action, pp. 205-228. Singapore: Institute of Southeast Asian Studies, 2013.
• Koh, Swee Lean, Collin. “Chapter 13: ASEAN Perspectives on Naval Cooperation with India” in Ajaya Kumar Das (ed.), India-ASEAN Defence Relations, RSIS Monograph No. 28, 2013, pp. 281-312.
• Caballero-Anthony, Mely, Collin Koh Swee Lean and Sofiah Jamil. "Rethinking Energy Security: A Non-Traditional View of Human Security." In Rethinking Energy Security in Asia: A Non-Traditional View of Human Security. SpringerBriefs in Environment, Security, Development and Peace [ESDP] vol. 2. Heidelberg – Dordrecht – London – New York: Springer-Verlag, 2012.
• “Post-Fukushima: Whither Nuclear Energy” (with Rajesh Basrur) in Rajesh Basrur and Collin Koh Swee Lean (Eds.), Nuclear Power and Energy Security in Asia: Critical Debates. Abingdon and New York: Routledge, 2012,
• “Nuclear Energy and Energy Security in Asia: Through the Human Security Lens” (with Rajesh Basrur, and Kalyan Kemburi) in Rajesh Basrur and Koh Swee Lean (Eds.), Nuclear Power and Energy Security in Asia: Critical Debates. New York: Routledge, 2012,
• Koh, Swee Lean, Collin. “ASEAN’s View on the U.S. Military Role in the Region” in Pavin Chachavalpongpun (ed.), ASEAN-U.S. Relations: What are the Talking Points?, pp. 55-82. Singapore: Institute of Southeast Asian Studies, ISEAS Publishing, 2011.

Op-Eds

• “US Engagement in Southeast Asia: How Much Will Be Enough?” (with Chang Jun Yan), The Interpreter, 15 September 2021
• “Could Manila’s Flip-flopping Over Reed Bank Make Beijing More Aggressive?”, South China Morning Post, 7 July 2019
• “Suorsa, O. & Collin, S., L. (October 2018). Thailand Takes Advantage of China’s Arms Market, in The National Interest.” (with Olli Pekka Suorsa), The national Interest, 4 October 2018
• Collin Koh, “Lull in South China Sea tensions brings joint Asean-China naval drill closer,” South China Morning Post, 28 October 2017, http://www.scmp.com/news/china/diplomacy-defence/article/2117096/lull-south-china-sea-tensions-brings-joint-asean-china
• Koh Swee Lean Collin, “What’s Next for the US Navy After Its Ship Collisions?” The Diplomat, 21 October 2017, https://thediplomat.com/2017/10/whats-next-for-the-us-navy-after-its-ship-collisions/
• Tsjeng, Henrick Z., and Koh Swee Lean Collin. "Singapore’s ASEAN chairmanship a chance to make practical progress on South China Sea." Channel NewsAsia, 15 October 2017. http://www.channelnewsasia.com/news/commentary/commentary-singapore-asean-chairman-south-china-sea-9270112
• Koh Swee Lean Collin, “Is There Any Way to Counter China's Gray Zone Tactics in the South China Sea?” The National Interest, 13 September 2017, http://nationalinterest.org/feature/there-any-way-counter-chinas-gray-zone-tactics-the-south-22288
• Koh Swee Lean Collin, “Practical Maritime Cooperation in the Indo-Pacific,” The Diplomat, 1 September 2017, https://thediplomat.com/2017/09/practical-maritime-cooperation-in-the-indo-pacific/
• Koh Swee Lean Collin, “Doklam Standoff, China’s Strategic Maritime Vulnerability in the Indian Ocean and the Tyranny of Geography,” China-India Brief #100, Singapore: Centre on Asia and Globalisation, Lee Kuan Yew School of Public Policy, National University of Singapore, August 23 – September 12, 2017, http://lkyspp2.nus.edu.sg/cag/publication/china-india-brief/china-india-brief-100
• Koh Swee Lean Collin, “America: China Doesn't Care about Your Rules-Based Order,” The National Interest, 17 August 2017, http://nationalinterest.org/feature/america-china-doesnt-care-about-your-rules-based-order-21943
• Koh Swee Lean Collin, “Commentary: The SAF’s offer to fight terror in Marawi and the hard-nosed calculations of a small state,” Channel NewsAsia, 21 July 2017, http://www.channelnewsasia.com/news/singapore/commentary-the-saf-s-offer-to-fight-terror-in-marawi-and-the-9049714
• Koh Swee Lean Collin, “Promoting Submarine Operational Safety in the Indo-Pacific,” The Diplomat, 9 June 2017, http://thediplomat.com/2017/06/promoting-submarine-operational-safety-in-the-indo-pacific/
• Koh Swee Lean Collin, “Submarines - a silent risk in Asia's waters,” Straits Times, 8 June 2017, http://www.straitstimes.com/opinion/submarines-a-silent-risk-in-asias-waters?xtor=EREC-16-1[ST_Newsletter_AM]-20170608-[Submarines+-+a+silent+risk+in+Asia%27s+waters]&xts=538291
• Miranda, Bernard, Ong-Webb, Graham, and Koh, Swee Lean, Collin. "Commentary: To manage the South China Sea dispute, keep incidents at sea in check", Channel News Asia, 5 June 2017, http://www.channelnewsasia.com/news/asiapacific/commentary-to-manage-the-south-china-sea-dispute-keep-incidents-8911176
• Koh Swee Lean Collin, “Expert Commentary: Asian Sub Spending Spree Raises Risks of Mistakes, Escalation,” The Cipher Brief, 31 May 2017, https://www.thecipherbrief.com/article/asia/asian-sub-spending-spree-raises-risks-mistakes-escalation-1091
• Koh Swee Lean Collin, “Commentary: Is there an arms race among navies in Southeast Asia?” Channel NewsAsia, 6 May 2017.
  http://www.channelnewsasia.com/news/asiapacific/commentary-is-there-an-arms-race-among-navies-in-southeast-asia-8817454
• Koh Swee Lean Collin, “Trump and Southeast Asia: Sustaining the Maritime Pivot,” The Diplomat, 5 May 2017.
  http://thediplomat.com/2017/05/trump-and-southeast-asia-sustaining-the-maritime-pivot/
• Koh Swee Lean Collin, “Commentary: How to catch a pirate in Southeast Asia,” Channel NewsAsia, 28 April 2017.
  http://www.channelnewsasia.com/news/commentary-how-to-catch-a-pirate-in-southeast-asia-8762738
• Satoru Nagao and Koh Swee Lean Collin, “Japan's Southwest Pivot: How Tokyo Can Expand Its Eyes and Ears in the Ocean,” The National Interest, 3 April 2017.
  http://nationalinterest.org/feature/japans-southwest-pivot-how-tokyo-can-expand-its-eyes-ears-20001
  
• Swee Lean Collin Koh, “Is this the most dangerous backwater in the world?” BBC News, 30 March 2017.
  http://www.bbc.com/news/world-asia-39252503
• Koh Swee Lean Collin, “Vietnam's Got a New South China Sea Strategy,” The National Interest, 16 February 2017.
  http://nationalinterest.org/feature/vietnams-got-new-south-china-sea-strategy-19470?page=show
• Koh Swee Lean Collin, “Beijing’s missile deployments in the South China Sea: Whither the Code of Conduct?” APPS Policy Forum, 11 January 2017.
  http://www.policyforum.net/beijings-missile-deployments-south-china-sea/
• Ava A. Goldman and Swee Lean Collin Koh, “What Might Duterte's Southeast Asia Tour Mean for Regional Security?” The Diplomat, 24 December 2016.
  http://thediplomat.com/2016/12/what-might-dutertes-southeast-asia-tour-mean-for-regional-security/
• Swee Lean Collin Koh, “New Aspect of Naval Enhancement in East Asia: Is It a New Naval Arms Race?” KIMS Periscope, Korea Institute for Maritime Strategy, 21 December 2016. Translated and published in Korean language.
  http://www.kims.or.kr/peri66/
• Koh Swee Lean Collin, “Scarborough Shoal: A Chinese Noose around the Philippines' Neck,” The National Interest, 7 November 2016.
  http://nationalinterest.org/feature/scarborough-shoal-chinese-noose-around-the-philippines-neck-18326?page=show
• Koh Swee Lean Collin, “An Arms Race in Southeast Asia?” The Diplomat, 30 September 2016.
  http://thediplomat.com/2016/09/an-arms-race-in-southeast-asia/
• Swee Lean Collin Koh, “Expanded CUES: A Worthwhile Idea But Challenging Exercise?”, Asia Pacific Bulletin, No. 352, Washington, DC: East-West Center, 15 September 2016, available at http://www.eastwestcenter.org/publications/expanded-cues-worthwhile-idea-challenging-exercise
  
• Swee Lean Collin Koh, “Expanded CUES: A Worthwhile Idea But Challenging Exercise?” Asia Pacific Bulletin, No. 352, Washington, DC: East-West Center, September 15, 2016.
  http://www.eastwestcenter.org/publications/expanded-cues-worthwhile-idea-challenging-exercise
• Koh Swee Lean Collin, “China-India Maritime Geopolitical Dynamics: Looking Forward,” China-India Brief #80, Singapore: Centre on Asia and Globalisation, Lee Kuan Yew School of Public Policy, National University of Singapore, August 23 – September 13, 2016.
  http://lkyspp.nus.edu.sg/cag/publication/china-india-brief/china-india-brief-80
• Koh Swee Lean Collin, “Challenging sovereignty at sea: What the South China Sea ruling means for Indonesia,” APPS Policy Forum, 26 July 2016.
  http://www.policyforum.net/challenging-sovereignty-sea/
• Angela Poh and Collin Koh, “The Hague ruling: New great power contest over global norms,” Straits Times, 15 July 2016.
  http://www.straitstimes.com/opinion/new-great-power-contest-over-global-norms
• Koh Swee Lean Collin, “The Philippine Navy's Long Struggle to Modernize,” The National Interest, 31 May 2016
• Grant Newsham, Ryo Hinata-Yamaguchi and Koh Swee Lean Collin, “Japan Should Steal a Strategy from China's Playbook,” The National Interest, 11 May 2016
• Koh Swee Lean Collin, “Cam Ranh Bay: A Shining Showpiece,” The Cipher Brief, 12 April 2016
• Koh Swee Lean Collin, “Is Beijing’s militarisation of the South China Sea really 'defensive'?” Lowy Interpreter, 4 April 2016
• Koh Swee Lean Collin, “The South China Sea's ‘White-Hull’ Warfare,” The National Interest, 26 March 2016
• Ristian A. Supriyanto, Shahriman Lockman and Koh Swee Lean Collin, “China’s Rift with Indonesia in the Natunas: Harbinger of Worse to Come?” The Diplomat, 25 March 2016
• Koh Swee Lean Collin, “Vietnam’s Quest for a Greenwater Navy,” The Diplomat, 18 March 2016
• Koh Swee Lean Collin, “China’s Growing Surface-to-Air Missile Threat,” The National Interest, 15 March 2016
• Satoru Nagao and Koh Swee Lean Collin, “A Japan-Singapore-India Maritime Partnership,” The Diplomat, 12 February 2016
• Koh Swee Lean Collin, "China's 'Sea Phantom' Fleet Prowls the Open Waters," The National Interest, 4 February 2016.
• Koh Swee Lean Collin, "Vietnam's Master Plan for the South China Sea," The Diplomat, 4 February 2016.
• Grant Newsham and Koh Swee Lean Collin, “Can China Copy the U.S. Marine Corps?” The National Interest, 29 January 2016.
• Koh Swee Lean Collin, “China’s Aircraft Carrier Ambitions,” The Diplomat, 18 January 2016.
• Koh Swee Lean Collin, “Beijing’s ‘White Hull’ Challenge in the South China Sea,” The National Interest, 13 January 2016.
• Koh Swee Lean Collin, “China and Pakistan Join Forces Under the Sea,” The National Interest, 7 January 2016.
• Koh Swee Lean Collin, “Japan and the ‘Maritime Pivot’ to Southeast Asia,” The Diplomat, 14 December 2015.
• Swee Lean Collin Koh, “Viewing the U.S. Navy’s P-8 Deployment to Singapore in Perspective,” Foreign Policy Journal, 11 December 2015.
• Bernard Fook Weng Loo and Koh Swee Lean Collin, “South China Sea: No Win-Win for China and US” The Diplomat, 30 October 2015.
• Koh Swee Lean Collin, “The Japan-Vietnam Maritime Security Relationship,” The Diplomat, 7 October 2015.
• Grant Newsham and Swee Lean Collin Koh, “Can the US Marines Help Build Indonesia’s Amphibious Capabilities?” The Diplomat, 10 September 2015.
• Koh Swee Lean Collin, “Tough Times Ahead for the Indonesian Navy,” The Diplomat, 18 August 2015.
• Koh Swee Lean Collin, “A Tenuous New Normal?” Diplomatist, Vol. 3, Issue No. 5 (May 2015), pp. 52-54.
• Koh Swee Lean Collin, “How to Demolish the North Korean Submarine Missile Threat,” The National Interest, 18 May 2015.
• Koh Swee Lean Collin, “Beijing’s Fait Accompli in the South China Sea,” The Diplomat, 16 April 2015.
• Nhina Le and Koh Swee Lean Collin, “Vietnam and Great Power Rivalries,” The Diplomat, 31 March 2015.
• “Exposed: Singapore’s Aircraft Carrier in Disguise” (with Bernard Loo Fook Weng), The National Interest, 18 March 2015
• Koh Swee Lean Collin, “North Korea’s Surprisingly Deadly Navy,” The National Interest, 27 February 2015.
• Koh Swee Lean Collin, “The Philippine Navy’s Submarine Quest,” The Diplomat, 31 December 2014.
• Koh Swee Lean Collin and Darshana M. Baruah, “Managing Indo-Pacific Crises,” The Diplomat, 19 November 2014.
• Koh, Swee Lean, Collin. “Submarines in Southeast Asia: Proliferation, Not a Race”, The Diplomat, 30 January 2014.
• Koh Swee Lean Collin, “The South China Sea and Joint Defense Procurement,” The Diplomat, 20 October 2014.
• Koh Swee Lean Collin, “Southeast Asia’s Emerging Amphibious Forces,” The Diplomat, 17 October 2014.
• Justin Goldman and Koh Swee Lean Collin, “SEACAT2014: toward an enhanced U.S.-ASEAN maritime security partnership,” PacNet No. 71, Pacific Forum CSIS, 4 September 2014.
• Koh Swee Lean Collin, “North Korea’s Asymmetric Submarine Doctrine”, The Diplomat, 23 July 2014.
• Koh Swee Lean Collin, “Beyond the HYSY981 Oil Rig Dispute: A Beleaguered China Looks West,” in South China Sea Monitor, Vol. III, Issue 7, July 2014, published by the Observer Research Foundation, pp. 7-10.
• Koh, Swee Lean, Collin. “South China Sea Dispute and China’s “Malacca Dilemma”,” in South China Sea Monitor, III(4), April 2014, published by the Observer Research Foundation, pp. 8-10.
• Koh, Swee Lean, Collin; Ngo Minh Tri. “Lessons from the Battle of the Paracel Islands”, The Diplomat, 23 January 2014.
• Koh, Swee Lean, Collin. “Typhoon Haiyan and ASEAN’s Naval Effort”, The Diplomat, 6 December 2013.
• Ho, Shu Huang; Tan Kwoh Jack; Collin Koh Swee Lean. “Singapore: How to Stay ‘Stable and Strong’”, The Diplomat, 11 October 2013. An abridged version was published in Today, 2 October 2013.
• Tan, Kwoh Jack; Ho Shu Huang; Collin Koh Swee Lean. “Policy Shifts Aren’t Just Domestic for Singapore”, Today, 2 Oct 2013.
• Koh, Swee Lean, Collin. “Can neighbours pull together for safer seas?” TODAY, 14 May 2013.
• Tan, Kwoh Jack; Collin Koh Swee Lean. “An Opportunity for SAF to Develop Soldier-Diplomats”, The Straits Times, 18 March 2013.
• Koh, Swee Lean, Collin. “Indonesia’s Submarine Play”, The Diplomat, 19 January 2012.
• Koh, Swee Lean, Collin. “The Philippines’ Navy Challenge”, The Diplomat, 27 December 2011.