Alberto Guadagnini is a Full Professor of Hydraulic and Water Engineering and Vice Rector for Research at the Politecnico di Milano, where he earned his Degree in Civil Engineering and his PhD in Hydraulic Engineering. He has also served as Director of the Department of Civil and Environmental Engineering. He is Chief Executive Editor of Hydrology and Earth System Sciences, published by the European Geosciences Union, Associate Editor of Water Resources Research, published by the American Geophysical Union, and member of the Editorial Board of PNAS Nexus, published by the National Academy of Sciences of the United States. The author and co-author of more than 200 publications in international journals, his main research activities focus on qualitative and quantitative aspects of flow and transport processes across porous media (from nano- to field-scale), groundwater resources systems, and underground energy resources. He has established an internationally recognized research group focusing on porous media across scales (www.mipore.polimi.it).

Massimo is a Professor of climate change economics at Politecnico di Milano, and director of the European Institute on the Economy and the Environment (EIEE), at the CMCC Foundation. He coordinated the climate programme at FEEM, has been a fellow at the Center for Advanced Studies in Behavioural Sciences at Stanford University, and post-doctoral fellow at Princeton University. He does research in climate change, using both computational models and empirical approaches inspired by behavioural sciences. He was a lead author of the IPCC (5th and 6th assessment reports), co-directs the International Energy Workshop and was deputy editor for the journal Climatic Change. He has been awarded two grants from the European Research Council (ERC) and led several EU-funded projects. He has advised several international institutions on climate change policy, including the OECD, the Asian Development Bank, and the World Bank.

Soheil is a Scientist and the Director of the Integration of the planetary biogeochemical and industrial Carbon Cycle Program, one of four strategic research programs, at the CMCC Foundation. He has a PhD in Industrial Engineering from Georgia Institute of Technology in Atlanta. His primary research interest is developing dynamic models for analyzing the interaction between natural and human systems. In particular, he investigates the impacts of climate change on fertility, migration, food security, labor supply, gender inequality, and public health. He has developed new analytical tools and algorithms for optimal climate policy making under uncertainties about climatic parameters and socioeconomic conditions.

Morgan Edwards is an Assistant Professor of Public Affairs. Her research and teaching focus on human-centered energy responses to the climate crisis across policymaking scales. She draws on mixed quantitative and qualitative methods, combining large datasets and community knowledge with systems modeling, to assess and track the multi-dimensional impacts of human energy use. Current projects focus on fixing leaks in natural gas distribution systems, accelerating the phase-out of coal power plants, and assessing the equity implications of large-scale use of negative emissions technologies.

Prof. Dr. Sabine Fuss co-heads the research department "Climate Economics and Policy" at the Potsdam Institute for Climate Impact Research (PIK) and is also working group leader of the research group "Sustainable Carbon Management". She holds a professorship in Sustainable Resource Management and Global Change at the Geographical Institute of Humboldt-Universität zu Berlin. Previously, Prof. Fuss worked at the International Institute for Applied Systems Analysis (IIASA) in Laxenburg, Austria. Her expertise is in sustainable development, tropical rainforest conservation, and climate change mitigation, with a particular focus on Carbon Dioxide Removal from the atmosphere (CDR). She was Lead Author for the IPCC Special Report on Global Warming of 1.5°C and was appointed to the European Academy of Sciences in 2021. Prof. Fuss received her PhD in International Economics from Maastricht University in 2008.

Oliver Geden is Head of the Research Cluster Climate and Energy Policy at the German Institute for International and Security Affairs (SWP). He is also Research Associate at the Institute for Science, Innovation and Society (InSIS), University of Oxford. His work focuses on European and global climate policy, particularly the governance and politics of carbon dioxide removal. Geden has been a Visiting Scholar at IIASA, the Max Planck Institute for Meteorology (MPI-M) and ETH, among others. In the IPCC, Geden acted as a lead author for WGIII and the Synthesis Report in AR6, and was elected WGIII Vice-Chair for AR7.

Fabien Ramos is working at the Directorate General for Climate Action of the European Commission. He received a PhD degree in Geoscience from the University of Marne-la-Vallée (France) and joined the European Commission in 2007 as scientific officer. Policy officer at DG CLIMA since 2015, he played an active role in the preparation of the long-term strategy for a climate-neutral EU "A Clean Planet for All" and more recently in the 2030 climate target plan for the European Green Deal. Fabien has recently worked on the development of the EU regulatory framework for the certification of carbon removals.

Lucia is the Director of Programs at the Carbon Removal Standards Initiative (CRSI), a nonprofit that uses science and policy to unlock carbon removal opportunities in every sector of society. Before joining CRSI, Lucia was a Senior Researcher at Giving Green, an organization providing guidance for effective climate philanthropy, and a Senior Policy Fellow at Carbon180, a nonprofit focused on scaling carbon removal equitably through US policy. She also served as an AAAS Science & Technology Policy Fellow in the Office of Senator Sheldon Whitehouse, working on science and climate policy. Before pivoting to climate and policy work, Lucia was a postdoctoral fellow in mathematics at the Abdus Salam International Centre for Theoretical Physics (ICTP) in Trieste, Italy. Lucia holds a PhD in mathematics, specifically in ergodic theory and dynamical systems.

Noah Deich is a non-resident Fellow at the Columbia Center for Global Energy Policy. Noah recently served as Deputy Assistant Secretary for Carbon Management at the US Department of Energy. Previously, he co-founded Carbon180, where he is now a Senior Advisor. Noah is also a Fellow with RMI's carbon removal team, an ARC Fellow with Renaissance Philanthropy, and a Fellow at the University of Pennsylvania's Kleinman Center for Energy Policy.

Daniela Faggiani Dias is a scientist at the EIEE and at the Integration of Industrial and Planetary Carbon Cycle Program (ICC), where she leads the Carbon Dioxide Removal working group. Her research interests focus on evaluating the scaling potential of nascent technologies for atmospheric CO2 removal using different modeling approaches that combine theories of technological change with insights gleaned from history and climate system models. Her earlier work focused on developing statistical models to improve climate predictions on seasonal to decadal timescales and evaluating the underlying dynamical mechanisms that drive those predictable signals in the ocean and in the atmosphere. She has a PhD in climate sciences from Scripps Institution of Oceanography at the University of California San Diego (SIO-UCSD).

Massimo is a Professor of climate change economics at Politecnico di Milano, and director of the European Institute on the Economy and the Environment (EIEE), at the CMCC Foundation. He was a lead author of the IPCC (5th and 6th assessment reports) and has been awarded two grants from the European Research Council (ERC). At Plenary III his talk is titled "Overshoot and recover: possible pathways and their consequences".

Holly Jean Buck is an associate professor of environment and sustainability at the University at Buffalo. She works across geography, environmental science, and media studies to understand how people engage with emerging climate and energy technologies. Her research is interdisciplinary and cross-sectoral and has an applied, policy focus. She is the author of Ending Fossil Fuels: Why Net Zero Is Not Enough (Verso, 2021), which focuses on phasing out fossil fuels, and After Geoengineering: Climate Tragedy, Repair, and Restoration (Verso, 2019), which examines technologies for climate intervention. Her talk at Plenary III is titled "The culture and politics of peak and decline".

Celina Scott-Buechler is the Accenture Assistant Professor of Public Policy at the Sanford School of Public Policy at Duke University. Her research examines the governance of climate and energy transitions, with a focus on carbon removal policy design and implementation. Dr. Scott-Buechler’s work integrates insights from public policy, law, climate and environmental justice, and the natural sciences. She holds a PhD from Stanford University’s Doerr School of Sustainability, a law degree (JD) from Stanford University Law School, and a master's in Atmospheric Science from Cornell University. Her talk at Plenary III is titled "Who Owns the Drawdown?".

Daniela Faggiani Dias is a scientist at the EIEE and at the Integration of Industrial and Planetary Carbon Cycle Program (ICC), where she leads the Carbon Dioxide Removal working group. Her research interests focus on evaluating the scaling potential of nascent technologies for atmospheric CO2 removal using different modeling approaches that combine theories of technological change with insights gleaned from history and climate system models. Her earlier work focused on developing statistical models to improve climate predictions on seasonal to decadal timescales and evaluating the underlying dynamical mechanisms that drive those predictable signals in the ocean and in the atmosphere. She has a PhD in climate sciences from Scripps Institution of Oceanography at the University of California San Diego (SIO-UCSD).

Dr. Momme Butenschön is Lead Scientist of the Earth System Modelling Research and Biogeochemistry Unit at the Institute for Earth System Prediction at CMCC. He has more than 20 years of experience in the field of ocean science, has developed a range of marine ecosystem models and model systems from coastal to global applications and published more than 50 peer-reviewed scientific publications covering a wide range of topics such as physiological process studies, meta-analysis of the marine ecosystem and studies on the impact of climate change on the marine environment, food-web and ecosystem services.

Dr. Raffaele Bernardello is an established researcher in the Climate Variability and Change (CVC) group at BSC where he co-coordinates all the activities related to global biogeochemistry, including the carbon cycle. His expertise and research interests are in the broad context of the interactions between climate dynamics and global carbon cycle. He has a wide experience in the use and development of Earth System Models, particularly on the ocean biogeochemical aspect.

Dr. Christopher Pearce's current research focuses on the assessment and evaluation of climate change mitigation strategies including marine Carbon Dioxide Removal (mCDR) and Enhanced Rock Weathering (ERW) techniques. This is demonstrated through his leadership of the multidisciplinary SEAO2-CDR project developing mCDR governance frameworks and assessing potential implementation pathways, and his participation in the LC3M and ERW GGR-D projects quantifying the effectiveness of CDR via basalt weathering in agricultural environments. He has also evaluated approaches for monitoring offshore Carbon Capture and Storage (CCS) and led the NOC's contributions to the CME Programme that enabled the development of sustainable Blue Economies in Small Island Developing States.

Dr. Bryce Van Dam is a biogeochemist specializing in carbon fluxes across aquatic interfaces. He leads the Fluxes Across Interfaces department at the Helmholtz-Zentrum Hereon's Institute of Carbon Cycles, where his work focuses on understanding how carbon moves between land, water, and atmosphere across spatial and temporal scales.

Soheil is a Scientist and the Director of the Integration of the planetary biogeochemical and industrial Carbon Cycle Program, one of four strategic research programs at the CMCC Foundation. He has a PhD in Industrial Engineering from Georgia Institute of Technology in Atlanta. His primary research interest is developing dynamic models for analyzing the interaction between natural and human systems. In particular, he investigates the impacts of climate change on fertility, migration, food security, labor supply, gender inequality, and public health.

Aymeric oversees Carbon Management Europe's analytical and policy outputs, advising EU institutions and national authorities on the technical, economic, and regulatory dimensions of industrial carbon management. Trained in climate science, geography, and EU political science, he brings expertise in EU climate and industrial policy, carbon pricing, CDR governance, and EU funding instruments, and applies data analysis and GIS tools to inform policy choices.

Sylvain is part of Carbon Gap's leadership team. As Chief Scientist, he focuses on analysing the growth of the carbon removal ecosystem to identify the key gaps that need to be addressed, to inform policy makers and unlock Europe's potential for deploying carbon removal at scale. Sylvain is based in France and is also leading Carbon Gap's activities there.

Louis Hennequin is the Research and Technology Manager for the Carbon Accounting Team at Bellona, an environmental NGO focusing on European Policy at their Brussels Office. Louis has been Bellona's representative for the European Commission's Expert Group for the CRCF (Carbon Farming Carbon removals Regulation) and has a PhD in Chemical Engineering from Imperial College of London.

Dr Steve Smith is Executive Director of Oxford Net Zero and CO2RE, and the Arnell Associate Professor of Greenhouse Gas Removal. Based at the Smith School of Enterprise and Environment, he joined the School from the UK Department for Business, Energy and Industrial Strategy (BEIS) where he co-led the Climate Science Team for two years. He played a key role in the legislation of the Net Zero emissions target and in developing the Government's approach to greenhouse gas removal.