In 20+ years, Gunnar has held a variety of strategic, legal and regulatory roles in gas and electricity production, trading and supply as well as in gas transport companies. From management positions in strategy, government and regulatory affairs he has helped companies and associations to understand the impact of regulatory change, to implement changes effectively, and to represent their interests in designing energy market rules.
In 2018 Gunnar founded ENQUIDITY, a boutique consultancy firm supporting government authorities, industry associations and companies in energy market design and regulation matters. Its focus is on LNG (infrastructure projects and trading) and market access for renewable and low-carbon gas.

María Ángeles de Vicente is the Head of EU Regulation & Policy at Enagás, with extensive experience in hydrogen and gas regulation within the European energy sector. Member of the GTE Executive Committee, she actively contributes to the development of EU regulation through collaboration with key stakeholders and participation in platforms such as ENTSOG, ENNOH and GIE. Her work is closely aligned with strategic European initiatives, including Projects of Common Interest (PCIs), supporting the regulatory framework that enables the energy transition.

Marylin is leading EUROCONTROL’s Aviation Sustainability Team, supporting European aviation with data-driven models on aviation’s environmental impact. She contributes to research and innovation programmes and is responsible for EUROCONTROL’s support facilities on the EU Emissions Trading Schemes and CORSIA. Marylin has over 20 years of technical, operational, and environmental experience within the air traffic management community, including managing multinational projects. She was also a member of the Council of Engineers for the Energy Transition (CEET) under the United Nations Secretary-General, co-leading the working group on Energy for Transportation in 2022-2023.

In his current role at Bentley, Andrew oversees the entire portfolio of digital technologies that can be applied to rail projects globally. He has spent his career advancing rail design, construction and maintenance digital projects in Europe, North America, South East Asia, India, Middle East and Australia. Before working at Bentley, Andrew was the rail software lead for Balfour Beatty Rail in the UK.

Cathy Mannion’s background is economic regulation as it applies to aviation, water, electricity and gas. She was chair of the Performance Review Body; providing advice to the European Commission on the regulation and incentivisation of air navigation services in the EU. Prior to joining the PRB, Cathy was the Irish National Supervisory Authority for the economic regulation of air navigation services and the Irish Commissioner for Aviation Regulation.  As Commissioner, she was responsible for setting a price cap on Dublin Airport, approving investment plans, upholding air passenger rights under EU 261, declaring slot coordination parameters for Dublin Airport and licensing Irish based air carriers and ground handlers.  Cathy previously worked in the Irish Commission for the Regulation of Utilities and was responsible for establishing the economic regulatory framework for water services and for developing and implementing policy for many aspects of the Irish energy markets including tariffs and the economic regulation of electricity and gas networks.

Thanos Pallis is a Professor of port and maritime economics and policy at the Department of Maritime Studies, University of Piraeus, Greece. The founder and co-director of PortEconomics and the Vice-Chair of the global Port Performance Research Network (PPRN), He has served as President of the International Association of Maritime Economists (IAME), was a Fulbright Scholar at Columbia University, New York, US, and held adjunct professorships at Dalhousie University, Canada, and Universidad de Los Andes Colombia. Thanos has co-authored the books European Port Policy, The Common EU Maritime Transport Policy, and Port Economics, Management & Policy (Routledge, 2022). Today, he is a member of the International Association of Ports & Harbors (IAPH) Risk and Resilience Committee and the IAPH Cruise Committee and co-author of the IAPH World Ports Tracker. He chairs the Advisory Board of the Italian Regulatory Authority for Transport. In 2024, he was included in the 2% of the world’s most cited researchers in transport & logistics.

Bram Peerlings is a specialist in the field of aviation sustainability at the Royal Netherlands Aerospace Centre (NLR) and leader of NLRs research programme into climate neutral aviation. This programme is focused on better understanding the current and anticipated future climate impact of aviation, contributing to the development of alternatively-fuelled aircraft and addressing related operational challenges in a holistic way.

Employed on research and consultancy assignments, his interests go out to both global as well as local environmental impact, covering CO2 emissions and non-CO2 climate effects, but also noise, annoyance and community engagement. Often, these projects see him investigating and modelling future aircraft emissions, reduction opportunities and/or anticipated policies and their effects. He is working for a variety of clients in both the public and private sector, such as KLM Royal Dutch Airlines, Royal Schiphol Group and various ministries of the Government of the Netherlands, participates in European research projects and has been a key author of the DESTINATION 2050 series of reports. This includes the early 2025 updated roadmap report, showing a possible pathway to net-zero CO2 emissions from European aviation and including assessments of related expenditures, cumulative emissions and compatibility with carbon budgets.

Bram holds MSc-degrees from Delft University of Technology (the Netherlands) in both Aerospace Engineering and Science Communication. He regularly publishes about his work or recent developments in the field of sustainable aviation, both through international conferences as well as by newspaper contributions and blogs.

Annika Zorn is the Director of PhD Programmes and Digital Learning at the Hertie School. Previously, she worked at the European University Institute (EUI) and was responsible for the academic and professional development programme for early-stage researchers. Before that, she was the Executive Director of the Florence School of Banking and Finance and Deputy Director at the Florence School of Regulation, both at the Robert Schuman Centre at the EUI. She is also the founder of an online school bridging academic thinking and the world of practitioners in the area of energy and climate.

Her areas of expertise are in early-stage researcher development, digital strategies in higher education, as well as teaching and learning. She is the editor of the book Higher Education in the Digital Age. Moving Academia Online (Edward Elgar, 2018).

Annika has been working with international organisations and academic institutions on training and teaching strategies since many years and she is a member of the training team of the Max Planck Academy. Annika received her PhD from the European University Institute.

Kenneth Button is a professor of public policy at the George Mason University Schar School of Policy and Government and a world-renowned expert on transportation policy. He has published, or has in press, some 80 books and more than 400 academic papers in the field of transport economics, transport planning, environmental analysis, and industrial organization.

Before coming to the Schar School, Button was an advisor to the Secretary General of the Organization for Economic Cooperation and Development where he headed up the OECD work on International Aviation (which produced The Future of International Air Transport Policy: Responding to Global Change).