He regularly provides scientific and technical input to regulatory agencies, international organizations, as well as the private sector. He is a registered member of the Canadian College of Microbiologists and a Fellow of the American Academy of Microbiology, and was also recently appointed Senior Scientific Advisor to Health Science North (Sudbury, ON, Canada).
During his academic career of nearly five decades, he has published well over 200 peer-reviewed papers, book chapters, and three books. He has presented hundreds of invited talks in some 30 countries. Among his numerous professional recognitions are: M.S. Favero Lectureship of the Association of Professionals in Infection Control and Epidemiology, Lifetime Achievement Award of the Ottawa Centre for Research & Innovation (OCRI), and the Hygieia Gold Medal of the Rudolf Schulke Foundation (Hamburg, Germany).