Dr. Sigmar is an Assistant Professor of Business Administration in the Department of General Business and Finance and teaches Design and Presentation of Business Projects and Business Communication. She holds a Ph.D. degree in English from the University of Tennessee, an M.A. degree in English from the University of Southern Mississippi, and a B.A. degree in English and French from Delta State University.
Dr. Sigmar has worked in the academic, non-profit, and corporate sectors as an educator, communications coordinator, and trainer. Her work is published in refereed journals and proceedings, and she has served as program chair, track chair, session chair, discussant, and reviewer at regional, national, and international conferences.
Dr. Sigmar is a member of the Association for Business Communication, the Modern Language Association, and Allied Academies. She currently serves as an officer of the Association of Business Communication-Southwest Region.