adelphi
Lena Ruthner is an accomplished professional in climate change, circular economy, and international policy with extensive experience across various organizations. Currently serving as Executive Director and Head of Programme Green/Circular Economy at adelphi, Lena leads a skilled team focused on sustainable practices, resource efficiency, and supply chain greening. Previously, as Director for Green Deal Diplomacy at the European Climate Foundation, responsibilities included expanding climate diplomacy partnerships and promoting ambitious climate actions. Other significant roles include Climate Change Sector Lead at NIRAS International Consulting, Lead Management Consultant at ICF, and Senior Consultant at Ricardo Energy & Environment. Lena has a strong academic background with degrees in Social Sciences, International Relations, and Russian Studies from prominent institutions, including Humboldt University Berlin and Central European University.
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adelphi
adelphi is the leading independent think-and-do tank in Europe for climate, environment and development. We are some 300 strategists, thought leaders and practitioners working at the local and global levels to find solutions to the most urgent political, economic and social challenges of our time. As a policy consultancy, we support a just transition towards carbon neutrality and sustainable, livable societies. Our work is grounded in transdisciplinary research, evidence-based consulting and stakeholder dialogues. With these tools we shape policy agendas, facilitate political communication, inform policy processes and support decision-makers.