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     About the Author
 Ettien Koffi
enkoffi@stcloudstate.edu
Department of English
St. Cloud State University
Webster Hall
720 Fourth Avenue South
St. Cloud, Minnesota 56301-4498, USA
Ettien Koffi earned a BA in linguistics from the University of Abidjan (Abidjan, Côte d’Ivoire) and a PhD in linguistics from Indiana University (Bloomington, IN). He is a professor of lin- guistics at Saint Cloud State University (St. Cloud, MN); the author of five books; and the author/coauthor of several dozen articles. His acoustic phonetic research is synergetic, encom- passing L2 acoustic phonetics of English (speech intelligibility from the perspective of the Critical Band Theory), sociopho- netics of Central Minnesota English, general acoustic phonetics of Anyi (a West African language), and acoustic phonetic feature extraction for application in Automatic Speech Rec- ognition, Text-to-Speech, Speech-to-Text, Voice Biometrics, and Intelligent Systems.
 Available at https://bit.ly/2ZZZJCP.
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