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About the G20 Research Group

The G20 Research Group is a global network of scholars, students and professionals in the academic, research, business, non-governmental and other communities who follow and contribute to the work of the G20 leaders, finance ministers and central bank governors, and other G20 institutions. It is directed from Trinity College in the University of Toronto, also the home of the G7 Research Group.

Our mission is to serve as the world's leading independent source of information and analysis on the G20. As scholars, we accurately describe, explain and interpret what the G20 and its members do. As teachers and public educators, we present to the global community and G20 governments the results of our research and information about the G20. As citizens, we foster transparency and accountability in G20 governance, including assessments of G20 members' compliance with their summit commitments and the connection between civil society and G20 governors. And as professionals, we offer policy advice about G20 governance, but do not engage in advocacy for or about the G20 or the issues it might address.

The G20 Research Group hosts the G20 Information Centre, a comprehensive permanent collection of information and analysis available online at no charge. It complements the G7 Information Centre, which houses publicly available archives on the G20 as well as the G7 and G8, and the BRICS Information Centre.

The G20 Research Group also hosts speakers and mounts conferences to advance its research and educate scholars, students and the public about the issues and agenda of the G20. Past speakers have included senior officials of the International Monetary Fund and the World Bank.

For each in-person G20 summit and other related meetings, when possible, the G20 Research Group sends a field team to assist the world's media on site and collect the documentation uniquely available there.

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Who We Are

John J. Kirton John J. Kirton [email] is director of the G20 Research Group, G7 Research Group, and the Global Health Diplomacy Program, and co-director of the BRICS Research Group, all under the umbrella of the Global Governance Program based at Trinity College in the University of Toronto. A professor emeritus of political science, he has taught Canadian foreign policy, global governance and international relations. Kirton is the author of many books, chapters and articles on the G20, G7 and G8, including Reconfiguring the Global Governance of Climate Change (with Ella Kokotsis and Brittaney Warren, Routledge, 2022), China's G20 Leadership (Routledge, 2016), G20 Governance for a Globalized World (Ashgate, 2012) and (with Ella Kokotsis), The Global Governance of Climate Change: G7, G20 and UN Leadership (Ashgate, 2015), as well as The G8-G20 Relationship in Global Governance, co-edited with Marina Larionova (Ashgate, 2015), and Moving Health Sovereignty in Africa: Disease, Govenance, Climate Change, co-edited with Andrew F. Cooper, Franklyn Lisk and Hany Besada (Ashgate, 2014). Kirton is also co-editor of several summit-related publications published by GT Media and the Global Governance Media platform.

Madeline Koch Madeline Koch [email] is the executive director of the G20 Research Group, the G7 and G8 Research Group, the BRICS Research Group and the Global Health Diplomacy Program, all based at Trinity College in the University of Toronto. She is also co-editor of several summit-related publications published by GT Media and the Global Governance Media platform. She has participated in the G8 and G20 Research Groups' field teams on site starting in 1989 and at every G7/8 summit since 1999 and every G20 one since 2008.

Ella Kokotsis Ella Kokotsis, PhD, [email] is the director of research and climate finance policy for the G20 Research Group and the G7 and G20 Research Group at Trinity College in the University of Toronto. An expert on summit accountability and compliance, she has consulted with the Canadian government's National Round Table on the Environment and the Economy, the U.S. Council on Foreign Relations on their African development agenda, with the Russian government on global health issues in the lead-up to the 2006 St. Petersburg Summit, and with the Government of Canada on numerous summit-related issues during the 2010 Canadian G8 and G20 Summits. Her scholarly methodology for assessing compliance continues as the basis for the annual accountability reports produced by the G8 and G20 Research Groups. She is author of Keeping International Commitments: Compliance, Credibility and the G7 Summits and co-author of Reconfiguring the Global Governance of Climate Change (with John Kirton and Brittaney Warren, Routledge, 2022), The Global Governance of Climate Change: G7, G20 and UN Leadership (with John Kirton, Ashgate, 2015), as well as many articles and chapters. She leads the group's work on climate change, energy and accountability.

Julia Kulik Julia Kulik, MPP, [email] is director of strategic initiatives for the G20 Research Group, G7 Research Group, BRICS Research Group and Global Health Diplomacy Program, based at Trinity College at the University of Toronto. She has researched and written on G20, G7 and BRICS performance particularly on the issues of gender equality, global health and regional security. She has co-authored various publications entitled "Achieving Gender Equality through G7 and G20 Governance,";"Generating Global Health Governance through BRICS Summitry'' in Contemporary Politics and "Connecting Climate Change and Health through Global Summitry" in World Medical and Health Policy. She has attended numerous G20 and G7 summits and delivered papers on various topics of global governance at pre-summit conferences since 2009. She has provided strategic advice to G20 and G7 engagement groups, including the W20 and the U7+ Alliance. Now based at Imperial College London in the United Kingdom, Julia leads the group's work on gender equality and summit performance.

Lida Preyma Lida Preyma, [email] is director of critical minerals research and global finance with the G20 and G7 Research Groups. She is the founder and CEO of Célandaire Capital. Previously, she was director of capital markets strategy and client insights and head of global anti-money laundering risk management for a major Canadian bank. She has served on B20 taskforces including finance and infrastructure, energy transition, anti-corruption and climate. She has served on Sustainable Business COP's working groups including building resilience for cities, infrastructure and water and transition finance and investment, and is a mentor for Creative Destruction Labs’ Paris Climate stream. She first got involved with the G8 Research Group after graduation from her undergraduate studies at the University of Toronto in 2003, and has served on many field teams at G7 and G20 summits ever since. She holds an MBA from the University of Cumbria.

headshoptDenisse Rudich [email] is director of innovation, crime and corruption with the G20 and G7 Research Groups. Based in London, she is founder and CEO of Rudich Advisory and also Derumari, and an associate fellow at RUSI. A global champion of financial crime prevention initiatives working at the intersection of policy, technology, sanctions and anti-money laundering, counter terrorist financing and countering proliferation financing, she has over 20 years’ experience advising international organisations, regulators and other firms.

Nancy Scott Nancy Scott, [email] is a non-executive legal adviser to the G20 and G7 Research Groups and the Global Governance Program. She is also the Senior Vice-President and Deputy General Counsel at Cisco Technologies where she leads the global Sales Legal organization. A founding member of the G7 Research Group, she holds a bachelor of arts from the University of Manitoba, a master of arts in political science from the University of Toronto, an LLB from the University of British Columbia and a LLM from George Mason University.

Brittaney WarrenBrittaney Warren [email], MES, is a senior researcher and volunteer manager with the Global Governance Program’s G7, G20 and BRICS Research Groups and Global Health Diplomacy Program, based at the University of Toronto. She is co-author of policy briefs including Nature-based Solutions for Climate Change, Clean Energy and Health and The G20: Ending Illicit Wildlife Trafficking, contributing research that bridges environmental sustainability, public health and international cooperation. Brittaney is pursuing a master’s degree in counselling psychotherapy, expanding her interdisciplinary interests to include mental health and well-being and integrating this lens into her research and community engagement. 


Current Chairs of Summit Studies


headshot Ysabel Atienza [email] is co-chair, with Grace Choi, of the executive of summit studies for the G20 Research Group for the US 2026 G20 presidency. She graduated from the University of Toronto in 2025 with a double major in political science and environmental studies. She has worked with the Global Governance Program since her second year of study as a compliance analyst, lead analyst, compliance director and editor with the G7 and G20 Research Groups. She was a member of the G7 field team for the 2024 G7 Apulia Summit. Ysabel’s research interests include international law, environmental sustainability and human rights, particularly in the context of refugee and migration law and policy.

headshotGrace Choi [email] is co-chair, with Ysabel Atienza, of the executive of summit studies for the G20 Research Group for the US 2026 G20 presidency. She is a fourth-year student at the University of Toronto, specializing in international relations with a minor in political science. She has worked with the Global Governance Program since 2023 as a compliance analyst, lead analyst and compliance director with the G7 and G20 Research Groups. Most recently, she was a compliance director with the G20 Research Group. Grace's research interests span global governance, particularly health, climate change, and conflict, as well as international organizations, rising powers, and the Asia-Pacific region.

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Research Associates


Kathryn KotrisKathryn Kotris [email] has been a researcher for the G20 and G7 Research Groups since 2006. She is on the board of the Pearson Centre for Progressive Policy and has been vice-president of compliance VP Compliance for Mortgage Architects since 2006. A housig advocate, she graduated with honours from the University of Toronto with a bachelor of arts in political science and history.

Natasha Pirzada Natasha Pirzada, [email] is a research associate with the G20 and G7 Research Groups and a senior immigration officer with Immigration, Refugees and Citizenship Canada. Her research focuses on G7 and G20 cooperation on migration, public health policy and climate change. She holds a bachelor's degree in government from Georgetown University and a master's in environmental studies from the University of Waterloo.

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Past Research Associates


Maria Marchyshyn Maria Marchyshyn was a researcher for the G20 Research Group, the G7 Research Group, and the BRICS Research Group since 2008. Her work focused on macroeconomic issues, including international trade and finance and topics regarding the European Union. She worked on compliance reports and summit conclusions on a wide range of topics. She attended the 2014 Brussels Summit as a member of the G8 Research Group field team. Maria is the Vice President of Finance with the Organization of Women in International Trade (OWIT). She has worked in the financial industry and as a researcher at the European Parliament in Brussels. She speaks five languages and is currently learning her sixth, Japanese. Maria completed an Honours degree in International Business Administration (IBBA) with specialization in finance at the Schulich School of Business at York University in 2004.


Sarah Richardson Sarah Richardson was a research associate with the G20 Research Group and the G7 Research Group, with expertise in policy related to trade, environment and sustainable development. As an independent consultant, she has worked closely with the Government of Canada on environmental assessment of trade liberalization. International clients have included organizations such as the United Nations Environment Programme and the European Commission as well as non-governmental organizations including the World Wide Fund for Nature, WWF-United States, Oxfam and Save the Children. Previously, Sarah was the manager of the Environment, Economy and Trade Programme at North America's Commission for Environmental Cooperation and the foreign policy advisor at the National Round Table on the Environment and the Economy. Most recently, Sarah has been active in the private sector, owning and operating a business importing, distributing and selling sustainably produced design objects from developed and developing countries alike. Sarah holds a BA in international relations from the University of Toronto, an LLB from Dalhousie University and an LLM from Columbia University.

Alissa Wang Alissa Wang was a research assistant at the G20 Research Group, the G7 and G8 Research Group, the BRICS Research Group and the Global Health Diplomacy Program, based at Trinity College in the University of Toronto. She purused an undergraduate degree with a specialist in international relations, a major in global health and a minor in political science. She was an editor for the reports produced by the G20 Research Group summit studies team, an analyst for the G7 Research Group summit studies team, and worked on compliance research. Alissa has beeninterested in Chinese history and politics as well as China's role in global governance. She was a member of the field team at the G7 Elmau Summit in Germany in 2015.

Meredith Williams Meredith Williams was the lead researcher on digital innovation and financial regulation for the G7 Research Group and the G20 Research Group since 2015. She graduated from Queen's University with an honours bachelor of arts in political science with a specialization in international relations and international political economy. She holds a master of law degree in innovation technology from the University of Edinburgh Law School, where she focused on data protection and consumer privacy under the General Data Protection Regulation. Meredith has held various strategy positions within wealth management at some of Canada's largest banks.

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Past Chairs of Summit Studies


Sophie Barnett Sophie Barnett was co-chair of summit studies for the 2017 Hamburg Summit in Germany. She holds an honours bachelor of arts in international relations and a juris doctor from the University of Toronto. Throughout her undergraduate studies, Sophie served as a compliance analyst, lead analyst and compliance director, before becoming co-chair. She also attended the 2017 G7 Taormina Summit in Italy.

Brinda Batra Brinda Batra was co-chair of summit studies for Brazil's 2024 G20 presidency. She was in her third year at the University of Toronto, where she was pursuing a specialist in management and international business, and after graduated went on to so become a JD/MBA candidate at Osgoode Law School. She worked with the G7 and G20 Research Groups since her first year of studies, and served as a compliance analyst, lead analyst and compliance director. She was a member of the G20 field team for the 2023 New Delhi summit and was involved with the G7 Research Group as a compliance director. Brinda's research included trade, international taxation and macroeconomics and international trade law.

Alessandra Cicci Alessandra Cicci was co-chair of summit studies for the 2019 Osaka Summit in Japan and a researcher for the G7 Research Group. Her research interests included global governance, migration and human security. Alessandra has been interviewed at various summits by CTV News, Al Jazeera and the BBC, among others. She holds an honours bachelor of arts in political science, Italian and European Union studies and a master of global affairs and public policy from Sciences Po and the Munk School of Global Affairs and Public Policy.

Kaylin Dawe Kaylin Dawe co-chaired summit studies for Indonesia's 2022 G20 presidency, and was co-chair with Mary Noh of the team for Italy's 2021 G20 presidency. She earned her HBA at the University of Toronto, graduating in June 2020 with a specialization in political science and a major in history. She worked with the G20 and G7 Research Groups since 2018, serving as a compliance analyst before becoming a lead analyst for the G7 Research Group, then a compliance director for the G20 Research Group. She was a member of the G20 Research Group's team for the 2020 Riyadh Summit, and remained involved in the G7 Research Group as editor. Her research largely focused on climate change, emissions reduction and resilience, as well as gender equality.

Netila Demneri was chair of summit studies for the G8 and G20 Research Groups from 2009 to 2011. She holds a BA in political science from the University of Toronto.

Sonja DobsonSonja Dobson was co-chair of summit studies for the 2022 Indonesian G20 presidency. She served as editor of the BRICS Research Group since 2018 and is also lead researcher on development for the G7 Research Group. She holds a master's degree in conflict studies and human rights from Utrecht University in the Netherlands and an honours BA in African studies and political science from the University of Toronto, and a PhD in peace studies and conflict resolution from the University of Otago in New Zealand.

Hèléne Emorine Hélène Emorine was co-chair of summit studies for the 2017 Hamburg Summit in Germany and a researcher for the G7 Research Group. She has been involved with the G20 Research Group since her first year of studies and served as a compliance analyst, lead analyst and compliance director. Her research focused on cooperation between states and non-state actors through international and plurilateral institutions on counter-terrorism, climate change, tax administration, entrepreneurship and the digital economy. Fully bilingual, Hélène has been interviewed in English and French by Radio-Canada, France 24, CBC and Xinxua News, among others, as an expert on the G20 and the G7. She earned a specialist degree in international relations and a minor in European Union studies from the University of Toronto, and went earn an MSc in international relations from Oxford University.

Ji Yoon Han Jiyoon Han was co-chair of summit studies for the 2018 Buenos Aires Summit in Argentina. She graduated with an honours bachelor of arts in political science and bioethics from the University of Toronto and a master's in public policy from the Hertie School of Global Governance in Berlin. Jiyoon previously served as compliance analyst, lead analyst and compliance director for both the G20 and G7 Research Groups. Her research interests were in international financial institution reform and trade. Jiyoon attended G7 and G20 summits in Hamburg, Germany, Charlevoix, Canada, and Buenos Aires, Argentina

Samraggi Hazra Samraggi Hazra was co-chair of summit studies for India's 2023 G20 presidency. She is a graduate of the University of Toronto, where she completed an honours bachelor of arts in ethics, society and law, international relations, and political science, and went on to pursue a JD at the University of Toronto Faculty of Law. She worked as a compliance analyst for both the G7 and G20 Research Groups, and a research assistant. She was also a compliance director with the G7 Research Group and was co-chair of summit studies for Italy's 2024 Apulia Summit. Samraggi's research interests included international law, health policy, geopolitics and international security.

Mahek Kaur Mahek Kaur was co-chair of summit studies for South Africa's 2025 G20 presidency. A graduate of the University of Toronto with a double major in political science and ethics, society and law, and a minor in diaspora and transnational studies, they are pursuing a JD at the University of Ottawa's Common Law Program. Mahek worked with the Global Governance Program's research groups since 2022 as a compliance analyst, lead analyst and compliance director with the G7 and G20 Research Groups. They are also currently an editor with the G7 Research Group and previously served as an editor for the G20 Research Group's 2023 New Delhi Summit studies. Mahek's research interests include the intersection between domestic and international law, health policy, global environmental governance, and food and agriculture.

Eisha KhanEisha Khan was co-chair of summit studies for India's 2023 G20 presidency. She was a fourth-year undergraduate student at the University of Toronto, pursuing a double major in history and philosophy and went on to earn a master's in human rights and international studies from Columbia University. Eisha worked with the Global Governance Program's research groups since 2019 as a compliance analyst, lead analyst and compliance director with the G7 and G20 Research Groups. Her research interests included global affairs and the protection of human rights, in the context of gender equality.

Sofia Lopez Sofia Lopez was chair of summit studies for the 2020 Riyadh Summit in Saudi Arabia and was a researcher for the G7 Research Group. She holds an honours bachelor of arts in political science and government from the University of Toronto.

Mary Noh Mary Noh was co-chair of summit studies for Italy's 2021 G20 presidency. She served as compliance analyst, lead analyst and compliance director for both the G20 and G7 Research Groups. Mary completed her undergraduate studies at the University of Toronto with a major in international relations and a minor in East Asian studies and political science and a juris doctor from Harvard Law School. Her research interests included North America's political relations with Asia and Asia's role in global governance. She was a member of the G20 Research Group's team for the 2020 Riyadh Summit.

Tisya RainaTisya Raina was co-chair of summit studies for Brazil's 2024 G20 presidency. She was in her third year at the University of Toronto, where she pursued a major in peace, conflict and justice, and double minor in contemporary Asian studies and Canadian studies. She went on to become a JD candidate at Western Law. She worked with the Global Governance Program's research groups since 2021 as a compliance analyst, lead analyst, and compliance director with the G7 and G20 Research Groups. She was also an editor with the G7 Research Group. Tisya's research interests lay in the interaction of national and international law, media bias's relationship with partisanship and misinformation.

Sarah Scott Sarah Scott was chair of summit studies for the 2016 Hangzhou and 2017 Hamburg summits and a researcher for the G7 Research Group. Her work focused on macroeconomic issues, including international trade, as well as developmental issues. She worked on various compliance reports, and specialized in direction setting and migration. She attended the 2015 Elmau Summit as a member of the G7 Research Group field team and the G20's 2015 Antalya Summit. Sarah completed an honours degree in political science with specialization in global governance and developmental politics at the University of Toronto and a master of political science from York University. She joined the Ontario Public Service in 2021.

Ava-Dayna Sefa was chair of summit for the 2012 Los Cabos and 2013 St. Petersburg summits. She holds a master's in global affairs from the Munk School of Global Affairs and Public Policy at the University of Toronto.

Antonia Tsapralis was chair of summit studies for the 2014 Brisbane and 2015 Antalya summits. She earned a BA in economics and political science at the University of Toronto and a master's in global affairs from the Munk School of Global Affairs and Public Policy.

Irene WuIrene Wu was co-chair, with Mahek Kaur, of summit studies for South Africa's 2025 G20 presidency. She holds a bachelor of arts from the University of Toronto with a double major in peace, conflict and justice studies, and in bioethics, and is pursuing an MPhil in global risk and resilience at the University of Cambridge. She worked with the Global Governance Program's research groups since her first year of study as a compliance analyst, lead analyst and compliance director with the G7 and G20 Research Groups. She was a member of the G20 field team for the 2024 G20 Rio Summit. Irene's research interests included institutional reform, transitional justice and public policy to strengthen resilience in fragile and post-conflict societies, with an emphasis on health equity, biosecurity and humanitarian ethics.

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Regional Offices

Australia: Brisbane
Caitlin Byrne, PhD [email]
China: Shanghai
Zhu Jiejin, PhD [email]
Japan: Tokyo
Shinichiro Uda [email]
Italy: Rome
Chiara Oldani, PhD [email]
 

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Research and Publications

The G20 Information Centre publishes assessments of G20 performance at the summit and on issues, goals met and set for summits, and regular reports on G20 members' compliance with their summit commitments, produced by the G20 Research Group. It also produc

Background Books

Working with Global Governance Media and GT Media based in the United Kingdom, the G20 Research Group has produced a background publication for every G20 summit since then, all available online as well as in print. Electronic editions are available here.

Academic Books

Reconfiguring the Global Governance of Climate Change, John Kirton, Ella Kokotsis and Brittaney Warren (2019)

The G20: Evolution, Interrelationships, Documentation, 2nd edition, Peter I. Hajnal (2019)

Accountability for Effectiveness in Global Governance, edited by Marina Larionova and John Kirton (2017)

China's G20 Governance, John Kirton (2016)

The Global Governance of Climate Change: G7, G20 and UN Leadership, John Kirton and Ella Kokotsis (2015)

The G8-G20 Relationship in Global Governance, edited by Marina Larionova and John Kirton (2015)

G20 Governance for a Globalized World, John Kirton (2013)

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Contact Us

G20 Research Group
Trinity College
6 Hoskin Avenue
Toronto ON M5S 1H8
Canada
1-416-946-8953
g20@utoronto.ca

Follow @g20rg

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This page was last updated November 02, 2026

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