Rita Mac Auslan has been teaching English and English as a Second Language since the early 1970s. She began teaching as a graduate teaching assistant at Michigan State University's English Language Center, teaching intensive ESL to college level students and international government and business people, as well as teaching in the English department. While at Michigan State University, she also taught TEFL courses to in-service Detroit public school teachers. In Ithaca, NY, she developed training manuals and curricula for computer software applications. She also taught English at Tompkins-Cortland Community College. She has also taught survival English at Nashua, New Hampshire's Adult Learning Center and taught at Southern New Hampshire University's Institute for Language Education, where she taught and developed curriculum in their intensive English program as well as their MS TEFL program. She also taught in SNHU's Writing Program.
Currently, Dr. Mac Auslan is teaching and developing curriculum in English, Humanities , and Philosophy at Manchester Community College. In addition to her teaching duties, Dr. Mac Auslan is a member of the college’s Diversity, Equality, and Inclusion Committee, where she helps incorporate diversity awareness into curricula, and is part of a diversity guide subcommittee to develop diversity awareness and guidelines for faculty, staff, and students. She is also a CCSNH OER Ambassador and is developing and converting existing courses to OER or ORR courses, as well as helping others do the same. Dr. Mac Auslan has Masters degrees in Linguistics with concentration in TEFL and in English literature, and a PhD in Medieval Studies. All her degrees are from Michigan State University.