Teresa Chahine is the inaugural Sheila and Ron ’92 B.A. Marcelo Lecturer in Social Entrepreneurship. She is the author of "Introduction to Social Entrepreneurship," a twelve step framework for building impactful ventures in new and existing organizations. Dr. Chahine's research focuses on developing tools to characterize and advance social and environmental determinants of health. She launched the first social entrepreneurship program in the context of public health, at Harvard University. She was also responsible for launching the first venture philanthropy organization in her home country of Lebanon, providing tailored financing and critical management support to social enterprises serving marginalized populations through education and job creation for youth and women.