As the Managing Director for Global Environment & Sustainability at Eurasia Group, Franck leads a global team of experts that supports public and private sector organizations in navigating sustainability trends and turning political risks into opportunities. His work centers on analyzing geopolitical risks related to a range of sustainability issues, including climate regulations, water resources, biodiversity policy, plastic pollution, and environmental litigation. He also oversees Eurasia Group's sectoral coverage for agriculture and forestry.

Prior to joining Eurasia Group, Franck held several energy and climate-related roles at the World Bank Group, including serving as climate adviser to the managing director of the International Finance Corporation. Additionally, he has conducted research and consultancy work on carbon risk management for the European Investment Bank, on clean and domestic energy solutions for the United Nations Capital Development Fund, on North American energy policy for the Centre on Global Energy Policy, and on environmental crimes in sub-Saharan Africa for the Earth Institute.

Franck holds three bachelor's degrees and four master's degrees, including a Master of Public Policy from Sciences Po Paris and a Master of Public Administration from Columbia University. He has been quoted by various media outlets, including Bloomberg, the Financial Times, the New York Times, Responsible Investor, and Reuters.