Prof. Yan Yao is the Hugh Roy and Lillie Cranz Cullen Distinguished Professor of Earth and Environmental Engineering, Professor of Climate in the Department of Earth and Environmental Engineering & Columbia Climate School at Columbia University, and a leading researcher in energy-storage materials and electrochemical technologies. His research focuses on next-generation batteries, sustainable energy systems, advanced functional materials, and data-driven materials discovery. By combining fundamental scientific insights with practical engineering solutions, Dr. Yao has developed innovative approaches to improving the performance, safety, and scalability of energy-storage technologies. His influential publications, patents, and scientific leadership have made significant contributions to the advancement of sustainable energy and electrification technologies worldwide.