Haeil Jung is a professor in the Department of Public Administration at Korea University in Seoul, South Korea. He earned his PhD degree in Public Policy from the University of Chicago, Chicago, USA. Before assuming his current role, he was an assistant professor in the Paul H. O'Neill School of Public and Environmental Affairs at Indiana University, Bloomington, IN, USA, from 2009 to 2015. Additionally, from 2012 to 2020, he served as a consultant for the World Bank, where he played a key role in the evaluation of the early childhood education program in Indonesia. His research expertise lies in policy analysis and program evaluation, particularly focusing on poverty, inequality, and related social policy interventions. He has authored numerous peer-reviewed research articles on diverse topics such as early childhood education, college education, labor market participation, immigration, fertility, obesity, incarceration, COVID-19, and empirical methods, making significant contributions to these fields. Along with his research, he has a comprehensive teaching background. He has taught introductory, intermediate, and advanced data analysis courses, as well as social policy courses, at the University of Chicago, Indiana University, and Korea University.