B.A., Chinese Language and Literature, Zhengzhou University, 1982
M.A., Chinese Linguistics, Huazhong University of Science and Technology, 1985
PhD, Linguistics, University of California, Santa Barbara, 1993
Chinese discourse and grammar, applied linguistics, language and culture, digital humanities, English linguistics
Chinese under Globalization (with Jin Liu). Singapore: World Scientific (in progress).
Special Issue on Chinese as a Heritage Language, The Heritage Language Journal vol. 4.1, Fall 2006.
Corpora, Language Use, and Grammar: Special issue of the Journal of Chinese Language and Computing 14.2, 2004.
Dangdai shehui yuyanxue [Current Trends in Socioloinguistics] (with Daming Xu and Tianwei Xie). Beijing: Zhongguo shehui kexue chubanshe, 1997.
Units in Mandarin Conversation: Prosody, Discourse, and Grammar. Amsterdam/Philadelphia: John Benjamins, 1996..