Dr Allen G Harbaugh is a Clinical Assistant Professor at Boston University where his principle duties include consultation on advanced quantitative methods and research design for faculty, staff and students. He has over twenty years experience in educational research and teaching statistics; he regular presents and chairs at research conferences and workshops, both locally and overseas. He has provided consulting services for many grants and organisations, including projects with the Gates Foundation and UNESCO. He teaches classes and short courses on numerous advanced quantitative research techniques, including structural equation modelling, multi-level modelling, and research design. His research focuses on measurement development, self-efficacy to learn mathematics and statistics, and the relationships between epistemic beliefs and motivation. Having worked as a Lecturer in the School of Education at Murdoch University, he is attuned to many of the issues related to doing quantitative research in Australia.