Rohan Gunaratna is Professor of Security Studies at the S. Rajaratnam School of International Studies, Nanyang Technology University, Singapore.

He received his Masters from the University of Notre Dame in the US where he was Hesburgh Scholar and his doctorate from the University of St Andrews in the UK where he was British Chevening Scholar. A former Senior Fellow at the Combating Terrorism Centre at the United States Military Academy at West Point and at the Fletcher School of Law and Diplomacy, Gunaratna was invited to testify on the structure of al Qaeda before the 9/11 Commission.

The author of 16 books including Inside al Qaeda: Global Network of Terror (University of Columbia Press), Gunaratna edited the Insurgency and Terrorism Series of the Imperial College Press, London. He is a trainer for national security agencies, law enforcement authorities and military counter terrorism units, interviewed terrorists and insurgents in Afghanistan, Pakistan, Iraq, Yemen, Libya, Saudi Arabia and other conflict zones. For advancing international security cooperation, Gunaratna received the Major General Ralph H. Van Deman Award in June 2014.

• Islamic State and Al-Qaeda
• Counter-terrorism Intelligence
• Counter-terrorism Operations
• Countering the Financing of Terrorism
• Strategic Prevention
• Online Radicalization
• Rehabilitation and Reintegration

Counter Terrorist Trends and Analyses

• Counter Terrorist Trends and Analyses (CTTA) - Volume 16 Issue 02

  21 March, 2024

• Counter Terrorist Trends and Analyses (CTTA) - Volume 11 Issue 01

  23 January, 2019

• Counter Terrorist Trends and Analyses (CTTA) - Volume 10, Issue 10

  03 October, 2018

• Counter Terrorist Trends and Analyses (CTTA) - Volume 10, Issue 04

  04 April, 2018

• Counter Terrorist Trends and Analyses (CTTA) - Volume 10, Issue 01

  01 January, 2018

• Counter Terrorist Trends and Analyses (CTTA) - Volume 9, Issue 10

  23 October, 2017

• Counter Terrorist Trends and Analyses (CTTA) - Volume 9, Issue 07

  13 July, 2017

• Counter Terrorist Trends and Analyses (CTTA) - Volume 9, Issue 06

  05 June, 2017

• Counter Terrorist Trends and Analyses (CTTA) - Volume 9, Issue 05

  15 May, 2017

• Counter Terrorist Trends and Analyses (CTTA) - Volume 9, Issue 01

  03 January, 2017

• Counter Terrorist Trends and Analysis (CTTA) - Volume 8, Issue 08

  31 August, 2016

• Counter Terrorist Trends and Analysis (CTTA) - Volume 8, Issue 07

  27 July, 2016

• Counter Terrorist Trends and Analysis (CTTA) - Volume 8, Issue 06

  22 June, 2016

• Counter Terrorist Trends and Analysis (CTTA) - Volume 8, Issue 05

  24 May, 2016

• Counter Terrorist Trends and Analysis (CTTA) - Volume 8, Issue 03

  01 March, 2016

• Counter Terrorist Trends and Analysis (CTTA) - Volume 8, Issue 01

  04 January, 2016

• Counter Terrorist Trends and Analysis (CTTA) - Volume 7, Issue 03

  27 April, 2015

• Counter Terrorist Trends and Analysis (CTTA) - Volume 7, Issue 02

  01 March, 2015

• Counter Terrorist Trends and Analysis (CTTA) - Volume 7, Issue 01

  01 February, 2015

• Counter Terrorist Trends and Analysis (CTTA) - Volume 6, Issue 2

  01 March, 2014

• Counter Terrorist Trends and Analysis (CTTA) - Volume 6, Issue 1

  01 February, 2014

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 9

  02 September, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 9

  01 September, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 8

  01 August, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 7

  01 July, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 6

  01 June, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 5

  01 May, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 5

  01 May, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 4

  01 April, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 4

  01 April, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 5, Issue 1

  01 January, 2013

• Counter Terrorist Trends and Analysis (CTTA) - Volume 4, Issue 10

  01 October, 2012

• Counter Terrorist Trends and Analysis (CTTA) - Volume 4, Issue 10

  01 October, 2012

• Counter Terrorist Trends and Analysis (CTTA) - Volume 4, Issue 9

  01 September, 2012

• Counter Terrorist Trends and Analysis (CTTA) - Volume 4, Issue 4

  01 April, 2012

• Counter Terrorist Trends and Analysis (CTTA) - Volume 4, Issue 4

  01 April, 2012

• Counter Terrorist Trends and Analysis (CTTA) - Volume 4, Issue 1

  01 January, 2012

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Special Issue

  15 October, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 9

  01 September, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 9

  01 September, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 7

  01 July, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 7

  01 July, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 5

  01 May, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 5

  01 May, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 1

  03 January, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 1

  03 January, 2011

• Counter Terrorist Trends and Analysis (CTTA) - Volume 3, Issue 1

  01 January, 2011

Books

• Countering Extremism: Building Social Resilience through Community Engagement

  31 May, 2013

• The Terrorist Threat from Thailand: Jihad or Quest for Justice?

  30 June, 2012

• Terrorist Rehabilitation: The U.S. Experience in Iraq

  12 July, 2011

• Terrorist Rehabilitation and Counter-Radicalisation: New Approaches to Counter-terrorism

  30 June, 2011

• Pakistan: Terrorism Ground Zero

  15 February, 2011

Policy Reports

• Financial Response Project: Countering of Financing for Terrorism

  02 January, 2006

RSIS Commentaries

• The Gaza War and Beyond

  11 October, 2024

• Carnage in Moscow – The Need to Deal Decisively with a Resurgent Threat

  01 April, 2024

• Al Qaeda’s Stance in the Gaza War

  22 February, 2024

• Global Threat Forecast 2024

  02 January, 2024

• The Latest Gaza War and the Israeli-Palestinian Conflict

  17 October, 2023

• Islamic State: New Phase of Global Expansion?

  25 April, 2019

• Terrorist Threat Assessment for 2019

  02 January, 2019

• Violent Extremism and its Continuum

  17 October, 2018

• CO18161 | Death of Bahrun Naim: Mastermind of Terror in Southeast Asia

  03 October, 2018

• CO18042 | Counterterrorism: ASEAN Militaries’ Growing Role

  13 March, 2018

• CO17175 | Singaporean Fighter in IS Global Strategy: Shift from Core to Periphery

  26 September, 2017

• CO17007 | Defeating Islamic State

  09 January, 2017

• CO16316 | Global Threat Forecast 2017

  29 December, 2016

• CO16282 | Trump, The Perfect Enemy

  17 November, 2016

• CO18183 | After Nice: The Threat Within Europe

  18 July, 2016

• CO16170 | IS Attacks Southeast Asia During Ramadan

  11 July, 2016

• CO16163 | Islamic State’s First Terror Attack in Malaysia

  29 June, 2016

• CO16085 | The Basilan Attack: First Significant IS Battle in Southeast Asia

  14 April, 2016

• CO16069 | Europe Post-Brussels: How It Should Respond to IS

  31 March, 2016

• CO16004 | Islamic State Branches in Southeast Asia

  15 January, 2016

• CO15283 | Forecast 2016: IS as a Networked Globalised Threat

  30 December, 2015

• CO15037 | Combating Terrorism: Major Shift in US Approach?

  25 February, 2015

• CO14252 | Global Threat Forecast 2015

  26 December, 2014

• CO14002 | The Global Terrorist Threat: Set to Grow in 2014

  03 January, 2014

• CO13139 | Sustaining the War on Terrorism: Singapore's International Counterterrorism Cooperation

  25 July, 2013

• CO13004 | The Emerging Global Threat Landscape

  09 January, 2013

• CO12191 | After Bali: Southeast Asia Under Threat

  10 October, 2012

• CO12069 | Al-Qaeda Grows in Africa: New union with Al Shabaa

  20 April, 2012

• CO12019 | Terrorism Outlook in 2012: The Threat Continues

  26 January, 2012

• CO11155 | al-Qaeda after Awlaki

  27 October, 2011

• CO11105 | Al Qaeda under Ayman Al Zawahiri: Still a Lethal Organisation

  15 July, 2011

• CO11068 | Osama bin Laden is Dead

  03 May, 2011

• CO11001 | Asian Threat Forecast in 2011

  05 January, 2011

• CO10003 | Asian Threat Forecast 2010

  08 January, 2010

• CO09068 | Ethnic Violence in China:Time for a Change in Beijing’s Approach?

  14 July, 2009

• CO08138 | Global Threat Assessment 2009

  30 December, 2008

• CO08002 | Terrorism Threat in 2008

  03 January, 2008

• CO06003 | Global Terrorism Threat in 2006

  09 January, 2006

• CO04065 | Global Terrorism Outlook for 2005

  31 December, 2004

• CO04025 | ABU MUSAB AL ZARQAWI:A new generation terrorist leader

  05 July, 2004

• CO04002 | Terrorism Outlook For 2004

  07 January, 2004

• CO03003 | Al-Qaeda’s Trajectory In 2003

  04 January, 2003

• CO02034 | The Method, The Means and The Will: The Hallmarks of Al-Qaida

  26 November, 2002

• CO02013 | How the Al-Qaeda Survives: A Year after September 11, 2001

  09 September, 2002

Authored Books

• A Fortified Far Right? Scrutinizing the Threat (with Katalin Petho-Kiss). : Routledge, 2024
• Sri Lanka’s Easter Sunday Massacre: Lessons for the International Community. : Penguin Random House SEA, 2023
• The Three Pillars of Radicalization: Needs, Narratives, and Networks (with Arie W. Kruglanski, and Jocelyn J. Bélanger). UK: Oxford University Press, 2019
• Countering Extremism: Building Social Resilience through Community Engagement (with Jolene Jerard, and Salim Mohamed Nasir ). UK: Imperial College Press , 2013
• Terrorist Rehabilitation and Counter-Radicalisation-New Approaches to Counter-terrorism (with Jolene Jerard, and Lawrence Rubin ). : Routledge, 2012
• The Terrorist Threat from Southern Thailand: Jihad or Quest for Justice (with Arabinda Acharya). : Potomac Books Inc, 2012
• Terrorist Rehabilitation: The U.S. Experience in Iraq (with Ami Angell). Florida: CRC Press, 2011
• Pakistan: Terrorism Ground Zero (with Khuram Iqbal ). London: Reaktion Books, 2011
• Gunaratna, Rohan, Arabinda Acharya and Wang Pengxin. Ethnic Identity and National Conflict in China. UK: Palgrave/MacMillan, 2010.
• Gunaratna, Rohan, and Graeme C.S. Steven. Counterterrorism: A Reference Handbook (Contemporary World Issues). Santa Barbara: ABC-CLIO, 2004.
• Gunaratna, Rohan, and Peter Chalk. Jane’s Counter Terrorism. UK: Jane's Information Group, 2003.
• Gunaratna, Rohan. Inside Al Qaeda: The Global Network of Terror. New York: Colombia University Press, 2002.
• Gunaratna, Rohan. International Dimension of the Sri Lankan Conflict: Threat and Response.Colombo: Marga Institute, 2001.
• Gunaratna, Rohan. Sri Lanka’s Ethnic Conflict and National Security. Colombo: South Asian Network on Conflict Research, 1998.
• Gunaratna, Rohan. International and Regional Security Implications of the Sri Lankan Tamil Insurgency. London: International Foundation of Sri Lankans, 1997.
• Gunaratna, Rohan. Indian Intervention in Sri Lanka. Colombo: South Asian Network on Conflict Research, 1993.
• Gunaratna, Rohan. Sri Lanka: A Lost Revolution?: The inside Story of the JVP. Colombo: Institute of Fundamental Studies, 1990.
• Gunaratna, Rohan. War and Peace in Sri Lanka, With a Post-Accord Report from Jaffna. Colombo: Institute of Fundamental Studies, 1987.
• Gunaratna, Rohan. Sino-Lankan Connection: 2000 Years of Cultural Relations. Colombo: Ministry of State, 1986.

Journal Articles

• “Islamic State’s Global Expansion: A Renewed Threat To Asia?” in Global Asia, 14, 3, 2019
• Gunaratna, Rohan, Arie W. Kruglanski, Michele J. Gelfand, Jocelyn J. Bélanger, Anna Sheveland and Malkanthi Hetiarachchi. “The Psychology of Radicalization and Deradicalization: How Significance Quest Impacts Violent Extremism.” Advances in Political Psychology 35 (2014): 69-93. doi: 10.1111/pops.12163.
• Gunaratna, Rohan, and Cleo Haynal. “Current and Emerging Threats of Homegrown Terrorism: The Case of the Boston Bombing.” Perspectives on Terrorism 7 (2013): 44-63.
• Gunaratna, Rohan. “Terrorist Rehabilitation: An Introduction to Concepts and Practices.” Pakistan Journal of Criminology 3 (2012): 143-157.
• Gunaratna, Rohan. “The Current and Emerging Terrorist Threat in Southeast Asia.” Harvard Asia Quarterly 14 (2012): 75-86.
• Gunaratna, Rohan. “Terrorist Rehabilitation: A Global Imperative.” Journal of Policing, Intelligence and Counter Terrorism 6 (2011): 65-82. doi: 10.1080/18335330.2011.553182.
• Gunaratna, Rohan, and Oreg Aviv. “Al Qaeda's Organizational Structure and its Evolution.” Studies in Conflict & Terrorism 33 (2010): 1043-1078. doi: 10.1080/1057610X.2010.523860.
• Gunaratna, Rohan, and René Pita. “Anthrax as a Biological Weapon: From World War I to the Amerithrax Investigation.” International Journal of Intelligence and Counter Intelligence 23 (2009): 61-103. doi: 10.1080/08850600903143304.
• Gunaratna, Rohan. “The Battle of Mind: Rehabilitating Muslim Terrorists.” Bangladesh Journal of International Affairs13 (2009): 45-66.
• Gunaratna, Rohan, and Mohamed Bin Ali. “De-radicalization Initiatives in Egypt: A Preliminary Insight.” Studies in Conflict & Terrorism 32 (2009): 277-291. doi: 10.1080/10576100902750562.
• Gunaratna, Rohan, and Anders Nielsen. “A1 Qaeda in the Tribal Areas of Pakistan and Beyond.” Studies in Conflict & Terrorism 31 (2008): 775-807.
• Gunaratna, Rohan, and Syed Adnan Ali Shah Bukhari. “Making peace with Pakistan Taliban to isolate Al-Qaeda: Success and Failures.” Peace and Security Review 1 (2008): 1-25.
• Gunaratna, Rohan. “The Terror Market.” Harvard International Review 27 (2006): 66-69.
• Gunaratna, Rohan. “Responding to Terrorism as a Kinetic and Ideological Threat.” Brown Journal of World Affairs 11 (2005): 243-252.
• Gunaratna, Rohan. “The Prospects of Global Terrorism.” Society 42 (2005): 31-35.
• Gunaratna, Rohan. “The Post-Madrid Face of Al Qaeda.” Washington Quarterly 27 (2004): 91-100.
• Gunaratna, Rohan. “The New Face of Al Qaeda: Understanding the Generational Gradient in Local and Global Jihad Campaigns.” Pointer - Journal of the Singapore Armed Forces 29 (2003): 40-52.
• Gunaratna, Rohan. “The Genealogy of Al Qaeda.” Gaiko Forum 4 (2003): 14-23.
• Gunaratna, Rohan. “Inside Al-Qaeda.” South Asia Politics 1 (2002): 23-26.
• Gunaratna, Rohan. “Transnational Terrorism: Threat and Response.” Stanford Journal of International Relations 1 (2001): 38-48.

Edited Books / Special Issues

• A Research Agenda for Far-Right Violence and Extremism (with Katalin Pethö-Kiss), Eds. : Edward Elgar Publishing, 2024
• COVID-19 Pandemic: The Threat and Response (with Mohd Mizan Aslam), Eds. Singapore: Routledge, 2022
• Countering Islamic State Ideology: Voices of Singapore Religious Scholars (with Muhammad Haniff Hassan), Eds. Singapore: PERGAS, 2021
• Civil Society Organizations Against Terrorism: Case Studies from Asia (with Mohd Mizan Aslam), Eds. : Routledge, 2021
• Terrorist Rehabilitation and Community Engagement in Malaysia and Southeast Asia (with Mohd Mizan Aslam), Eds. UK: Routledge, 2019
• Terrorist Deradicalisation in Global Contexts: Success, Failure and Continuity (with Sabariah Binte Mohamed Hussin), Eds. UK: Routledge, 2019
• Combatting Violent Extremism and Terrorism in Asia and Europe: From Cooperation to Collaboration (with Christian Echle, Patrick Rueppel , and Megha Sarmah ), Eds. : Konrad-Adenauer-Stiftung and S. Rajaratnam School of International Studies, 2018
• Deradicalisation and Terrorist Rehabilitation: A Framework for Policy-making and Implementation (with Sabariah Binte Mohamed Hussin), Eds. Abingdon, UK: Routledge, 2018
• International Case Studies of Terrorist Rehabilitation (with Sabariah Binte Mohamed Hussin), Eds. Abingdon, UK: Routledge, 2018
• Terrorist Rehabilitation: A New Frontier in Counter-terrorism (with Mohamed Bin Ali), Eds. Singapore: World Scientific Publishing , 2015
• Gunaratna, Rohan, Arabinda Acharya and Sabrina Chua, eds., Conflict and Terrorism in Southern Thailand (Singapore: Marshall Cavendish Academic, 2006).
• Gunaratna, Rohan, ed., The Changing Face of Terrorism (Singapore: Times Academic Press, 2004).
• Gunaratna, Rohan, ed., Terrorism in the Asia-Pacific: The Threat and Response(Singapore: Times Academic Press, 2003).

Chapters in Edited Books

• “Through LTTE Eyes: The Sri Lankan Counter-Insurgency Strategy” in Ajai Sahni, The Fragility of Order: Essays in Honour of K.P.S. Gill. New Delhi, India: Kautilya Books, 2019,
• “Terrorist Rehabilitation and Community Engagement in Southeast Asia” in Benjamin Schreer and Andrew T. H. Tan, Terrorism and Insurgency in Asia: A contemporary examination of terrorist and separatist movements. : Routledge, 2019, 193-213
• Gunaratna, Rohan, and Gloria Cheung. “Regional Legal Responses to Terrorism in Asia and the Pacific.” In Research Handbook on International Law and Terrorism, edited by Ben Saul, 754-756. UK: Edward Elgar Publishing, 2014.
• Gunaratna, Rohan, and Muh Taufiqurrohman. “Insurgency and Terrorism in ASEAN and Northeast Asia Region: The Threat and Response.” In Globalization, Development and Security in Asia: Vol. 1, edited by Benny Teh Cheng Guan, 235-256. Singapore: World Scientific, 2014.
• Gunaratna, Rohan, Arie W. Kruglanski, Michele J. Gelfand, Jocelyn J. Bélanger, Anna Sheveland and Malkanthi Hetiarachchi. “De-radicalising the Liberation Tigers of Tamil Eelam (LTTE).” In Prisons, Terrorism and Extremism: Critical Issues in Management, Radicalisation and Reform, edited by Andrew Silke, 183 - 196. London, Routledge, 2014.
• Gunaratna, Rohan, and Aviv Oreg. “Al Qaeda’s Organizational Structure and its Evolution.” In Al Qaeda: Critical Concepts in Political Science, edited by Paul Cruickshank, 427-470. London: Routledge, 2012.
• Gunaratna, Rohan. “Sri Lanka.” In Counterterrorism: From the Cold War to the War on Terror, edited by Frank Shanty, 169-177. Santa Barbara: Praeger, 2012.
• Gunaratna, Rohan. “China’s Xinjiang Province.” In Counterterrorism: From the Cold War to the War on Terror, edited by Frank Shanty, 373-378. Santa Barbara: Praeger, 2012.
• Gunaratna, Rohan. “Global Jihad Movement.” In Counterterrorism: From the Cold War to the War on Terror, edited by Frank Shanty, 556-562. Santa Barbara: Praeger, 2012.
• Gunaratna, Rohan. “Special Boat Squadron (Sri Lanka).” In Counterterrorism: From the Cold War to the War on Terror, edited by Frank Shanty, 48-50. Santa Barbara: Praeger, 2012.
• Gunaratna, Rohan. “Special Task Force: Sri Lankan Police Commandos (Sri Lanka).” In Counterterrorism: From the Cold War to the War on Terror, edited by Frank Shanty, 59-62. Santa Barbara: Praeger, 2012.
• Gunaratna, Rohan. “Rehabilitation of Extremists: Methods and Practice.” In Counterterrorism: From the Cold War to the War on Terror, edited by Frank Shanty, 604-609. Santa Barbara: Praeger, 2012.
• Gunaratna, Rohan, Arie W. Kruglanski and Michele Gelfand. “Terrorism as Means to an End: How Political Violence Bestows Significance.” In Meaning, Mortality and Choice: The Social Psychology of Existential Concerns: The Threat of Meaninglessness, edited by Phillip R. Shaver and Mario Mikulincer, 203-212. Washington, D.C.: American Psychological Association, 2012.
• Gunaratna, Rohan. “Terrorist Threat in Iraq: Origins, Development and Impact.” In Beyond Iraq: The Future of World Order, edited by Amitav Acharya and Hiro Katsumata, 110-148. Singapore: World Scientific, 2011.
• Gunaratna, Rohan. “Asia's Ground Zero of Terrorism.” In Terrorism in South and Southeast Asia in the Coming Decade, edited by Daljit Singh, 77-81. India: MacMillan, 2009.
• Gunaratna, Rohan. “Mumbai Investigation: The Operatives, Masterminds, and Enduring Threat.” In Peace and Security Review 2 (2009): 1-16.
• Gunaratna, Rohan. “Ideology in Terrorism and Counter Terrorism: Lessons from Al Qaeda.” In The Ideological War on Terror: World-wide Strategies for Counter-Terrorism, edited by Anne Aldis and Graeme P. Herd, 21-34. London: Routledge, 2006.
• Gunaratna, Rohan. “Combating Al Jama’ah al Islamiyyah in Southeast Asia.” In The Ideological War on Terror: World-wide Strategies for Counter-Terrorism, ed. Anne Aldis and Graeme P. Herd, (London: Routledge, 2006): 113-127.
• Gunaratna, Rohan. “Al Qaeda’s Lose and Learn Doctrine: The Trajectory from Oplan Bojinka to 9/11.” In Teaching Terror: Strategic and Tactical Learning in the Terrorist World, edited by James J.F. Forrest, 171-188. Lanham: Rowman & Littlefield, 2006.
• Gunaratna, Rohan. “The Al-Qaeda Threat and the International Response.” In Globalisation and the New Terror: The Asia-Pacific Dimension, edited by David Martin Jones, 51-69. Cheltenham: Edward Elgar Pub., 2004.
• Gunaratna, Rohan, and Arabinda Acharya. “The Terrorist Training Camps of Al Qaeda." In The Making of a Terrorist: Recruitment, Training, and Root Causes, edited by James J.F. Forrest, 172-193. London: Praeger Security International, 2006.
• Gunaratna, Rohan. “Al Qaeda in Europe: Today’s Battlefield.” In Al Qaeda Now, Understanding Today’s Terrorists, edited by Karen J. Greenberg, 42-46. New York: Cambridge University Press, 2005.
• Gunaratna, Rohan, and Adam Dolnik. “On the Nature of Religious Terrorism.” In The Politics of Religion: A Survey, edited by Jeffrey Haynes, 83-91. London: Routledge, 2006.
• Gunaratna, Rohan. “Understanding Al Qaeda and its networks in South East Asia.” In After Bali: The Threat of Terrorism in Southeast Asia, edited by Kumar Ramakrishna and Tan See Seng, 117-113. Singapore: World Scientific, 2004.
• Gunaratna, Rohan. “Defeating Al Qaeda – The Pioneering Vanguard of the Islamic Movements.” In Defeating Terrorism: Shaping the New Security Environment, edited by Russell D. Howard and Reid L. Sawyer, 1-28. New York: McGraw-Hill, 2004.
• Gunaratna, Rohan. “Al-Qaeda: Organisation and Operations.” In Global Responses to Terrorism: 9/11, the War in Afghanistan and Beyond, edited by Mary Buckley and Rick Fawn, 37-51. London: Routledge, 2003, .
• Gunaratna, Rohan. “Sri Lanka: Feeding the Tamil Tigers.” In The Political Economy of Armed Conflict: Beyond Greed and Grievance, edited by Karen Ballentine, Jake Sherman and International Peace Academy, 197-224. Boulder: Lynne Rienner Publishers, 2003.
• Gunaratna, Rohan. “Terrorist Trends and Patterns in the Asia-Pacific Region.” In The New Terrorism: Anatomy, Trends and Counter Strategies, edited by Andrew Tan and Kumar Ramakrishna, 129-156. Singapore: Times Academic Press, 2002.
• Gunaratna, Rohan. “Suicide Terrorism: A Global Threat.” In Terrorism in Perspective, edited by Pamala Griset and Sue Mahan, 220-226. London: Sage Publications, 2002.
• Gunaratna, Rohan. “Regional Conflicts and Peacemaking in South Asia.” In Asian Peace: Security and Governance in the Asia-Pacific Region, edited by Majid Tehranian, 112-131. London: I.B. Taurus, 2000 .
• Gunaratna, Rohan. “Illicit Transfer of Conventional Weapons – The Role of State and Non-state Actors in South Asia.” In Small Arms Control, Old Weapons, New Issues, edited by Jayantha Dhanapala and Mitsuro Donawaki, 251-278. UK: Ashgate Publishing, 1999.
• Gunaratna, Rohan. “Impact of the Mobilized Tamil Diaspora on the Protracted Conflict in Sri Lanka.” In Negotiating Peace in Sri Lanka: Efforts, Failures and Lessons, edited by Kumar Rupesinghe, 301-328. London: International Alert, 1998.

Op-Eds

• “Sri Lanka Bombings Bear Hallmarks of Islamic State Attack”, South China Morning Post, 23 April 2019
• “[ANALYSIS] Global threat forecast 2019”, Rappler, 13 January 2019
• “The global threat forecast for 2019”, The Straits Times, 1 January 2019
• “Violent Extremism and Its Continuum” (with Shashi Jayakumar), The Straits Times, 11 October 2018
• Gunaratna, Rohan. “Xinjiang Terrorists have Multinational Roots.” Global Times, 19 May, 2014.
• Gunaratna, Rohan. “Community Engagement to Counter Extremism: A Global Imperative.” The Counter Terrorist - Asia Pacific Edition, May, 2014.
• Gunaratna, Rohan. “Sino-Indian Counter Terrorism Cooperation.” Lee Kuan Yew School of Public Policy's China-India Brief, 9 April, 2014.
• Gunaratna, Rohan. “A Face among the Crowd.” The Counter Terrorist - Asia Pacific Edition, January 2014.
• Gunaratna, Rohan. “Exploiting the Race Card.” The Sunday Leader, 13 October, 2013.
• Gunaratna, Rohan. “Taming the Terror Scourge in S-E Asia.” The Straits Times, 26 February, 2013.
• Gunaratna, Rohan. “Spotlight on Ideological Terrorism.” The Straits Times, 19 October, 2012.
• Gunaratna, Rohan. “Maldives: Moving from Chaos to Stability?” Future Directions International, 26 April, 2012.
• Gunaratna, Rohan, ‘‘Instability Threatens the Sahel.” The National Interest, 26 April, 2012.
• Gunaratna, Rohan. ‘‘Al-Qaeda Grows in Africa.” The National Interest, 23 March, 2012.
• Gunaratna, Rohan. ‘‘The AfPak Terror Time Bomb”, The National Interest, 21 February, 2012.
• Gunaratna, Rohan. “Terrorism Outlook in 2012: The Threat Continues – Analysis.”
  Eurasia Review, 30 January, 2012.
• Gunaratna, Rohan. ‘‘New Terror Threats in 2012.” The National Interest, 20 January, 2012.
• Gunaratna, Rohan. ‘‘Al-Qaeda After Awlaki.’’ Eurasia Review, 01 November, 2011.
• Gunaratna, Rohan. ‘‘Al Qaeda Under Ayman Al Zawahiri: Still A Lethal Organisation.’’ Eurasia Review, 19 July, 2011.
• “Zawahiri: Terrorism Superstar”, The National Interest, 27 June 2011
• Gunaratna, Rohan. ‘‘Osama Bin Laden Is Dead.’’ Eurasia Review, 06 May, 2011.
• Gunaratna, Rohan. “Asian Threat Forecast in 2011.” Eurasia Review, 13 January, 2011.
• Gunaratna, Rohan. ‘‘Global Support for Al Qaeda and Osama bin Laden: An Increase or Decrease?’’ UNISCI Discussion Papers, January, 2011.
• Gunaratna, Rohan, and René Pita. “Rogue Agents: How Terrorists Use Science.” Jane’s Intelligence Review, 14 June, 2010.
• Gunaratna, Rohan. “Asian Threat Forecast 2010.” The Straits Times, 22 January, 2010.
• Gunaratna, Rohan. “The Pakistan Problem.” Foreign Policy, Nov/Dec, 2008.
• Rohan Gunaratna, “Understanding the Challenge of Ideological extremism”, UNISCI Discussion papers No. 18, (October, 2008): 113-126.
• Gunaratna, Rohan. “China under Threat: Uighur Group Poses Biggest Terror Threat to Olympics.” The Straits Times, 03 August, 2008.
• Gunaratna, Rohan. “AQ Internet Threat.” My Paper, 08 January, 2008.
• Gunaratna, Rohan. “Ideology in Terrorism and Counter Terrorism: Lessons from Combating Al Qaeda and Al Jemaah Al Islamiyah in Southeast Asia.” Defence Academy of the United Kingdom CSRC Discussion Paper, 19 September, 2005.
• Gunaratna, Rohan. ‘‘Spain; An Al-Qaeda Hub?” UNISCI Discussion Papers, May 2004.
• Gunaratna, Rohan. “Al Qaeda Adapts to Disruption.” Jane’s Intelligence Review, January 2004.
• Gunaratna, Rohan. “The Singapore Connection.” Jane’s Intelligence Review, March, 2003.
• Gunaratna, Rohan. “Al Qaeda in the Asia-Pacific: Origin, Capability and Threat.” IIAS Newsletter, November, 2002.
• Gunaratna, Rohan. “Confronting the West: Al Qaeda’s Strategy After 11 September.” Jane’s Intelligence Review, July, 2002.
• Gunaratna, Rohan. “Al Qaeda Infrastructure in Asia.” Jane’s Intelligence Review, January, 2002.
• Gunaratna, Rohan. “The Asymmetric Threat from Maritime Terrorism.” Jane’s Navy International, October, 2001..
• Gunaratna, Rohan. “Cracking Down on Terrorist Financing.” Jane’s Intelligence Review, October, 2001.
• Gunaratna, Rohan. “Special Report: Terror from the Sky.” Jane’s Intelligence Review, September, 2001.
• Gunaratna, Rohan. “Nepal's Insurgents Balance Politics and Violence.” Jane’s Intelligence Review, September, 2001. .
• Gunaratna, Rohan. “Blowback: Al Qaeda Organisation.” Jane’s Intelligence Review, August, 2001.
• Gunaratna, Rohan. “Intelligence Failures Exposed by Tamil Tiger Airport Attack.” Jane’s Intelligence Review, August, 2001.
• Gunaratna, Rohan. “The Evolution and Tactics of the Abu Sayyaf Group.” Jane’s Intelligence Review, June, 2001.
• Gunaratna, Rohan. “Terrorist Trends Suggest Shift of Focus to National Activities.” Jane’s Intelligence Review, June, 2001.
• Gunaratna, Rohan. “LTTE Adopts Heavy Artillery.” Jane’s Intelligence Review, June, 2001.
• Gunaratna, Rohan, and Magnus Ranstorp. “Taking on the Kidnappers: Global Crime Watch.” Jane’s Intelligence Review, May, 2001.
• Gunaratna, Rohan. “The Structure and Nature of GAM.” Jane’s Intelligence Review, April, 2001.
• Gunaratna, Rohan. “Terrorism Act Proscribes 21 Groups.” Jane’s Intelligence Review, April, 2001.
• Gunaratna, Rohan. “Sea Tiger Success Threatens the Spread of Copycat Tactics.” Jane’s Intelligence Review, March, 2001.
• Gunaratna, Rohan. "Transnational Threats in the Post-Cold War Era.” Jane’s Intelligence Review, January, 2001.
• Gunaratna, Rohan. “Anti-Ocalan faction emerges in PKK.” Jane’s Intelligence Review, September, 2000.
• Gunaratna, Rohan. “Bankrupting the Terror Business.” Jane’s Intelligence Review, August, 2000.
• Gunaratna, Rohan. “Terrorist Threats Targets Asia.” Jane’s Intelligence Review, July, 2000.
• Gunaratna, Rohan. “Suicide Terrorism: A Global Threat.” Jane’s Intelligence Review, April, 2000.

• S6019 Terrorism, Intelligence and Homeland Security