George Serafeim is the Charles M. Williams Professor of Business Administration at Harvard Business School. His forthcoming book "Purpose and Profit: How Business Can Lift Up the World" discusses how current and aspiring business leaders can create significant value and impact in a world where environmental, social and governance (ESG) issues are becoming increasingly important. His research focuses on three themes: climate change with a focus on the development and implementation of decarbonization strategies, corporate purpose as a driving factor for strategy, structure and business performance, and leadership and governance.