She received her PhD in computer science from Virginia Tech. Her research interests lie in the general field of data management with special focuses on service computing and change management in service oriented enterprises. Dr. Liu.s research has been published in various international journals and conferences, such as the International Journal on Very Large Data Bases (VLDB journal), IEEE International Conference on Web Services (ICWS), International Conference on Collaborative Computing: Networking, Applications, and Worksharing (CollaborateCom), etc. Dr. Liu also frequently serves as a program committee member for various international conferences and workshops.