Main Developers

​Kristopher Kyle is an Assistant Professor of Linguistics at the University of Oregon.  
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His research interests include corpus linguistics, second language writing, computational linguistics, second language assessment, and second language development.

Scott Crossley is a Professor of Applied Linguistics in the Department of Applied Linguistics and ESL, Georgia State University

His primary research focus is on natural language processing and the application of computational tools and machine learning algorithms in language learning, writing, and text comprehensibility. 

other cOntributors

            Cynthia Berger                                Franklin Bradfield                         Mihai Dascalu
                 Duolingo                                        Georgia Tech                        Politechnica Bucharest   

              Minkyung Kim                             Danielle McNamara                           Joon Suh Choi
                    NUCB                                   Arizona State University              Georgia State University