On May 27th, at the invitation of School of Foreign Languages and Literatures, LZU, Prof. Ren Yuxin from School of Foreign Languages, Lanzhou University of Technology gave a lecture entitled “Power Construction in Academic Interaction: Analysis Based on Quantitative Data” , which was convened by Chen Jianlin， vice Dean of the School.

Based on interactive corpus of English-Chinese academic guidance and the usage of metapragmatic discourse strategies, personal pronouns and identity markers, Prof. Ren illustrated how to analyze the power construction in speech communication by quantitative data. Prof. Ren introduced the scope of academic spoken discourse research, focusing on the categories and types of academic discourse. He also suggested two important journals, two corpora of academic spoken discourse, and seven classifications of academic spoken discourse. Moreover, Prof. Ren discussed the study of power research in discourse with regard to spoken discourse, and cited vivid cases to illustrate the significance of institutional power and personal power. At last, he emphasized the quantitative analysis methods in the research on the construction of power in academic interaction, with future research focused on academic spoken discourse, variant pragmatics and speech acts regarding suggestion.