Dr. Liu is the Faculty Research Associate at the National Center for Smart Growth Research and Education (NCSG) at the University of Maryland. Her research is concentrated in transportation planning, sustainable land use and transportation policy, transportation energy and emission modeling, as well as the application of GIS and statistical models in these fields. Dr. Liu is playing a key role in multiple projects at NCSG: Sustainable and Equitable Economic Development (SEED) Initiative of Maryland; Sustainable Community Initiative (Baltimore Opportunity Collaborative) for BMC; Transit Direct Ridership Model and Transportation Place Types for MDOT. Dr. Liu’s dissertation focused on the influence of land use on travel behavior and energy consumption using Structural Equation Modeling (SEM) for both trip-based and tour-based analysis. In these project efforts, Dr. Liu has been the main person in charge of integrating data from variety of sources, improving the modeling practice, and managing the projects. Dr. Liu holds a bachelors degree in urban studies and planning from the Beijing Union University, a masters degree in Geography from the Beijing Normal University, and a Ph.D. from the School of Architecture, Planning and Preservation of the University of Maryland.