Dr. Keith M. Cagle currently is the associate professor in Department of Interpretation at Gallaudet University. He received his Ph.D. in Educational Linguistics from the University of New Mexico, M.A. in Educational Administration from California State University at Northridge, and B.A. in Social Work from Rochester Institute of Technology. He has been teaching the undergraduate and graduate ASL and interpreting courses at some colleges and universities for years since 1986. He was the chair of Interpreter Education program at Central Piedmont Community College (CPCC) in Charlotte, North Carolina for five years. He led the curriculum development and revisions on several ASL and interpreting courses and program for four interpreting training programs in North Carolina. He developed some undergraduate courses at the National Technical Institute for the Deaf (NTID), Gardner-Webb University in North Carolina and CPCC, and some graduate courses for the University of Northern Colorado. He has been the chairperson of American Sign Language Teachers Association (ASLTA) Certification and Evaluation since 1990. He was ASLTA president, vice-president and secretary-treasurer, North Carolina ASLTA vice-president, and the founder of Lilac Chapter of ASLTA in Rochester, NY. He has served on State of North Carolina interpreter licensing board, and on the national and state committees for ASL bill, standards, outcomes and screening. He was the external consultant for several textbooks and a couple of ASL and Interpreting Training programs' on their program reviews. He has produced some CD-Roms and videos for ASL teachers and interpreters through Signs of Development and Dawn Sign Press. He has been giving training and workshops on non-manual signals, registers, Deaf and hearing cultures, ASL teaching including methodology, curriculum development and assessment, proficiency testing, linguistics and semantics across the country and in several other countries.