Fertility and reproductive health; Child survival; Family and gender issues; Health behavior of young adults. Countries: South Korea, Japan, China, Taiwan, India, Thailand, Philippines, Nepal, Indonesia, United States
Dr. Choe's recent research work has focused on the fertility and child mortality in India; the effects of son preference in East Asia and South Asia; and family change in East Asia and the United States
Consultancies: International Statistical Institute; State of Hawaii; United Nations Population Division, Statistics Division, and Fund for Population Activities (UNFPA); World Bank; World Health Organization (WHO)