Her research explores issues of second language speaking assessment including rater behavior, task characteristics, and test-taker and test-interlocutor interaction. She has published in TESOL Quarterly (solo author), Language Testing (with Butler), Modern Language Journal (with Butler), English Today (with Jeon), Working Papers in Educational Linguistics, and Electronic Magazine for Multicultural Education. Prior to her appointment at UMBC, she was on faculty at the University of Georgia and closely worked with pre-service and in-service ESOL teachers.