Her major research areas are health inequality, mental health and aging. Her Ph.D dissertation was about neighborhood segregation and the health of Hispanic Americans, and its modified chapters were published in Journal of Heath and Social Behavior and Social Science & Medicine. Her recent research interests include depressive symptoms and suicidality of Koreans in association with income inequality, early adversities, and ecological factors as well as the life satisfaction and psychological well-being of Korean older adults living alone. Recent publications have also appeared in Child Abuse & Neglect and Social Science Research. Curriculum Vitae