Aye Nu DuerksenSenior Lectuer, Department of English , IUPUI.Indiana Univ. - Purdue Univ. Indianapolis Research InterestsMedical and Dental Discourse, Collaborative Discourse as a teaching and learning tool, Constrastive syntax, Teaching Vocabulary and Collacation in Business English.Teaching InterestsCommunicative Skills for International Students (Academic listening and speaking skills), Research Writing and Technical Writing for Graduate International students, TESOL methods and materials, Introduction to Linguistics ( The English Language and English Grammar)