Mary Thumann PhD
  • Doctor of Philosophy in Linguistics, Gallaudet University, 2010
  • Master of Arts in Linguistics, Gallaudet University, 2006
  • Master of Arts in Counseling, University of New Mexico, 1987
  • Bachelor of Science in Special Education, University of Texas, 1982
Short Biography

Mary is a Coda who has worked at Gallaudet University since 1998, first as a staff interpreter, then teaching in the Department of Interpretation, and currently as an Associate Professor in the Department of Linguistics teaching a range of graduate and undergraduate courses. Mary has presented workshops at the national level (RID, ASLTA, and CIT) and the local level (DC, VA, KY, NC). Workshop topics include Identifying Depiction in ASL; Team Interpreting; Becoming a Certified Professional Interpreter; Interpreting with Confidence; Interpreting in Educational Settings; and Who is Doing What in Blends.


Applied linguistics, specifically depiction in ASL; cognitive linguistics; proficiency in language use; second language learners of ASL; and interpretation.

Mary is currently working on a research project, a pilot study, involving the analysis of depiction usage: Examining the Use of Depiction across American Sign Language Proficiency Interview Assessment Levels. This project aligns with her interests in applied linguistics, proficiency in language use, and second language acquisition.

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