Haixiang Liang is a Visiting Scholar at the Duke Global Health Institute, a Ph.D. candidate in School of Social and Behavioral Sciences at Nanjing University, China. He is well trained in survey data analyses using Stata and other statistical software. He is also a GIS user, being able to incorporate geographic information into the survey data and conduct analyses. His research interests include health inequities, health policy, Cognitive Functioning, and social stratification and mobility. He is working with mentor to study the project of migration's impact on health status.