Daniel Kammen is the Bloomberg Distinguished Professor of Energy and Climate Justice at Johns Hopkins University, with joint appointments in the Whiting School of Engineering and the School of Advanced International Studies. His research integrates energy systems, climate policy, and sustainable development. His work addresses power-system decarbonization, energy storage, clean transportation, and equitable access to energy, including the electrification of health facilities in underserved communities.

Kammen has contributed to multiple Intergovernmental Panel on Climate Change reports as a contributing or coordinating lead author. He previously served as the World Bank’s inaugural Chief Technical Specialist for Renewable Energy and Energy Efficiency and has held energy and innovation advisory roles in the U.S. government. His work combines technological analysis with policy design to advance scalable and equitable clean-energy solutions.