浙江大学博士，研究兴趣主要为二语写作、学习者语料库、二语复杂度。在研项目两项，在SSCI收录期刊发表论文多篇。
代表性论文：
Jiang, J., Bi, P., & Liu, H. (2019). Syntactic complexity development in the writings of EFL learners: Insights from a dependency syntactically-annotated corpus.Journal of Second Language Writing, 46.
https://doi.org/10.1016/j.jslw.2019.100666
Bi, P. (2020). Revisiting genre effects on linguistic features of L2 writing: A usage‐based perspective. International Journal of Applied Linguistics, 30(3), 429–444. https://doi.org/10.1111/ijal.12297
Bi, P., & Jiang, J. (2020). Syntactic complexity in assessing young adolescent EFL learners’ writings: Syntactic elaboration and diversity. System, 91, 102248. https://doi.org/10.1016/j.system.2020.102248
Jiang, J., Bi, P., Xie, N., & Liu, H. (2021). Phraseological complexity and low- and intermediate-level L2 learners’ writing quality. International Review of Applied Linguistics in Language Teaching. https://doi.org/10.1515/iral-2019-0147