He has gained over 10 years of experience in teaching endodontics for Graduate and Undergraduate programs. He became a full-time lecturer and clinical instructor at the University of Toronto in 2005 and joined Western University as an Associate Professor in 2009. In 2012 he became a Fellow of the Royal College of Dentists in Canada in Endodontics. Dr. Manzur served as Head of Endodontics at Schulich Dentistry from 2009 until 2012. He has dictated lectures and continuing education courses for the past 9 years around the American continent, including countries like Canada, Mexico, Costa Rica, Venezuela and Peru.

Dr. Manzur has been recipient of national and international research, teaching and leadership awards. He has published in peer reviewed journals and has supervised graduate and undergraduate students research projects. He is a member of the Canadian Academy of Endodontics (CAE), Ontario Society of Endodontics (OSE), and American Association of Endodontics (AAE).