Hwiyoung Lee is a PhD student at the School of Social Policy and Practice. His research interests involve social inequality, personal networks, policy evaluation, volunteerism, and quantitative methodology. He also has keen interests in utilizing big data for social policy research and intervention. Hwiyoung has a BA in social welfare and a BA in economics with honors from Seoul National University, where he continued his graduate studies in social welfare. Though his primary focus lies in quantitative research, he has engaged in volunteer works for the homeless and the disadvantaged elderly over a decade to follow the tales of the field.