Professor Hsieh is Kim B. Clark Professor of Business Administration and for 2021-2022, Acting Director of the Edmond J. Safra Center for Ethics at Harvard. His teaching and scholarship concern ethical issues in business and the responsibilities of business leaders. As part of this research, he focuses on the responsibilities of social media companies, especially in relation to the realization of democratic values. He also focuses on the responsibilities of companies in how they develop or deploy new technologies that significantly affect the organization, availability, and allocation of work. Most recently, he is examining proposals to broaden the distribution not just of income, but of wealth. His work has been published in Business Ethics Quarterly, Economics and Philosophy, The Journal of Political Philosophy, Philosophy and Public Affairs, Social Theory and Practice, Utilitas, and various other journals. Professor Hsieh taught previously at the Wharton School of the University of Pennsylvania, where he was an associate professor of legal studies and business ethics and served as co-director of the Wharton Ethics Program. He is past president of the Society for Business Ethics.