Liliana Diaz is a nonresident senior fellow with the Atlantic Council Global Energy Center. She is also an adjunct professor of energy, climate policy, and markets in the Americas at the Paul H. Nitze School of Advanced International Studies at Johns Hopkins University, a lecturer at leading energy industry conferences, and a contributor to journals on the development of energy sources and markets as well as clean technologies and innovation.  

Diaz is an international energy economics and policy expert who provides strategic advisory services and actionable solutions for companies, investors, and governments as they address climate change and navigate the transition to a zero-carbon economy. She has held senior leadership and expert roles at various economic and management consulting firms in North America. Her notable positions include climate and biodiversity practice leader at APCO Worldwide, principal and senior expert at McKinsey–Vivid Economics, and managing director at FTI Consulting. As a seasoned strategy and economics consultant, she brings economic and commercial expertise in the energy and climate space with a focus in decarbonization strategies, levers, and technologies as well as energy and environmental policy frameworks and regulations. An innovative thinker, problem solver, and avid learner, Diaz deploys her expertise to advise clients on complex technical, economic, policy, regulatory, and political issues across global energy and environmental markets.