Geoffrey T. LaFlair Senior Assessment Scientist. Language assessment, validity, corpus linguistics, & quantitative research.
June 8, 2020 Subscores: Improving how we report Duolingo English Test results Geoffrey T. LaFlairJeffrey Tousignant Company
April 30, 2020 The Duolingo English Test: AI-driven language assessment Burr SettlesGeoffrey T. LaFlair Research
Research August 19, 2020 How well does Duolingo work? by Xiangying JiangJoseph RollinsonCindy Blanco Read More
