Her research focuses on software testing of complex software, which includes systems such as web browsers, compilers, software product lines and graphical user interfaces. She is a member of the search-based software engineering community, utilizing meta-heuristic search to solve research challenges, and has published extensively in the area of combinatorial interaction testing. Her work is founded in empirical investigation of the techniques that are developed. She received her Ph.D. from the University of Auckland, New Zealand, and is a recipient of a National Science Foundation early CAREER development award and an Air Force Office of Scientific Research young investigator program award.