SUN Shanshan is Associate Professor in School of English Studies of Shanghai International Studies University. She obtained her doctoral degree in Linguistics and Applied Linguistics at Shanghai International Studies University in 2011. She was a visiting scholar of Linguistics Program at University of Florida in 2010. Her major areas of interest are contrastive linguistics and applied linguistics. She has published articles on the topic of anaphora resolution and currently she is working on a research about Identity Construction in Online Teaching.