Jeet Kar leads sustainable trade and global plastics policy at the World Economic Forum, also coordinating the WEF's role as an observer to the discussions around an international legally binding instrument to end plastic pollution. He has previously held positions at the United Nations and the OECD, working on sustainable trade policies and development cooperation. Jeet holds a master's in economics from Sciences Po Paris, and speaks English, French and Spanish.
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Kari Herlevi
Programme Director, Circular Economy
Sitra, the Finnish Innovation Fund
Kari leads a team of circular economy experts responsible for Sitra’s internationally funded projects such as EU CERC, PSLifestyles and WCEF. His team aims to launch new impactful international initiatives in the circular economy also in the future. Prior to joining Sitra in 2015, Kari led Business Finland’s green growth programme related to the circular economy, with a funding volume of over 100 million euros. He has also worked on cleantech in Silicon Valley, California, and his long experience on sustainability issues also covers topics related to business strategies and internationalisation. Kari is keen to hear more about new collaboration opportunities internationally.
Sonia Dias has a PhD in political science and a specialisation in solid waste management (JICA fellow). In addition to her current position, she is also engaged in national and local work in Brazil. Her past work includes policy officer for the cleaning agency of Belo Horizonte city and consultant for several international agencies. She sits on advisory boards for organisations such as Pimp my Carroça NGO, End Plastic Pollution International Collaborative (EPPIC) and the World Business Council for Sustainable Development (WBCSD). She is an Eisenhower Fellow and the coordinator of the Circular Economy Thematic Chamber of the Brazilian Climate Change Forum.
Marcela is an investment officer for climate change on the climate and enviroment team at IDB Invest, which she joined in 2021. She is responsible for supporting the development of climate change operations and since 2025 is leading the circular economy agenda for IDB Invest. Marcela holds a master’s in urban and regional planning from the Center for Interdisciplinary Studies at Universidad de los Andes (Colombia) and an industrial engineering degree from Universidad Militar Nueva Granada (Colombia).
Prior to her election as president of Finland, Tarja Halonen served as Minister of Social Affairs and Health, Minister of Justice and Minister for Foreign Affairs. During her career, she has paid close attention to issues of human rights, democracy, civil society, gender equality and sustainable development. Among other duties, she is currently a member of the UN’s Secretary-General’s High-Level Advisory Board on Mediation and UNCCD Land Ambassador, as well asa member of the Board of Directors of the Finnish Innovation Fund Sitra.
Luis Tejado was born in 1969 in Mexico, is an industrial engineer from Universidad Panamericana and holds an MBA from Harvard Business School. His career spans finance and strategy at P&G, BCG and Time Warner before shifting to sustainable agriculture. He has led large-scale forestry (Proteak), palm oil (Prolade), organic bananas and coconut operations (Tabascoco). Passionate about circular economy solutions, he specialises in biochar, regenerative agriculture, alternative energies and irrigation efficiency. A strong advocate for waste circularity, he integrates sustainability into agribusiness models, enhancing productivity while reducing environmental impact.
Pavan works for a global leader in impact data and analytics, harnessing the power of impact economics, technology and AI to uncover a business's full value contribution to the world. A scientist by education, a banker by profession and an environmental economist by passion, he previously led the UN’s Green Economy Initiative and The Economics of Ecosystems and Biodiversity (TEEB) study. His groundbreaking work has been recognised through several awards including the Blue Planet Prize (2016), the Tyler Prize (2020) and the EAERE European Practitioner Achievement Award in Applying Environmental Economics (2024).
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Tatiana Prazeres
Secretary of Foreign Trade
Ministry of Development, Industry, Trade and Services (MDIC), Brazil
With over 20 years of experience in trade, Tatiana Prazeres has worked in government, the private sector, international organisations and academia in Brasilia, São Paulo, Geneva and Beijing. She was a senior advisor to the director-general of the World Trade Organization in Geneva between 2013-2018. While living in China in 2019-2021, she was a senior fellow at the University of International Business and Economics (UIBE). In 2022, she was the head director of the Department of Trade and International Relations at the Federation of Industries of São Paulo (FIESP). A career government official, she holds a PhD in international relations and a master’s in law. In 2014, she was recognised as a Young Global Leader by the World Economic Forum.
Luciana Pellegrino is the first woman to take over the presidency of WPO, a 58-year-old institution that represents the packaging industry with members in 64 different countries. She aims to expand WPO’s activities and relevance for the global packaging industry. Her vision is to raise the voice of packaging at strategic global forums and foster packaging’s positive impact in modern life. Pellegrino has worked in the Brazilian packaging industry for over 27 years and has been general manager of the Brazilian Packaging Association (ABRE) since 2002. She has been awarded academic credentials from Mackenzie University, Brazil; the Illinois Institute of Technology, USA; and Instituto Brasileiro de Governança Corporativa (IBGC) in Brazil.
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Veronica Nyhan Jones
Manager Climate Business
International Finance Corporation (IFC)
Veronica Nyhan Jones is global head of IFC’s Climate Capacity & Inclusion Accelerator, incubating support to pioneering IFC investments in transition and sustainable finance, nature and biodiversity, circular economy, inclusion, gender and just transition. IFC is the largest global development institution delivering exclusively through the private sector in emerging markets. As part of IFC’s Climate Business management team, Veronica works to increase the volume of sustainable climate finance, influence the quality of global standards and enhance climate leadership across industries. Prior to IFC, she worked at the World Bank, the White House and the International Youth Foundation. She holds a master’s from Harvard’s Kennedy School.
