Donald Sadoway is an American materials chemist and educator. He is a professor of materials chemistry at the Massachusetts Institute of Technology (MIT). Sadoway's research focuses on energy storage technologies, particularly on developing efficient and sustainable batteries. His work has contributed to advancements in battery technology and renewable energy storage systems. Sadoway is also known for his popular MIT course on energy storage and his engaging lectures on sustainable energy solutions. His efforts to address energy and environmental challenges through innovative research and education have made him a respected figure in the field of materials chemistry and renewable energy. His work continues to inspire and influence the next generation of scientists and engineers.