Dr Louis Touyz was in private practice General Dentist 1962-1978. He took up position as senior lecturer/specialist 1983-1991 University Witwatersrand, South Africa. He was recruited as full-time, tenured Professor and Director Periodontics McGill 1992-2013, and received a Merit Teaching Award McGill 1994. He was examiner of academic degrees for: BSc, BDS, DDS, DMD, MDent, PhD degrees.. During his career he has qualified over 2000 dentists. He also was supervisor for many post-grad diploma dental specialties and doctoral degrees. He was Director for Continuing Professional Training at University Witwatersrand, contributed to Continuing Education at McGill and the for the Order of Dentists Quebec. He published numerous peer refereed articles, abstracts in international journals, non-refereed publications and 2 Book Chapterrs. He published revolutionary techniques, insights, classifications (Latex inhibits polysiloxane impression material), prophylaxis of impacted wisdom teeth with MRI and FUS, Endotoxin and Systemic Disease, HPV and cancer, HPV and Kissing, Osteoporosis and bisphosphonate osteonecrosis of the jaws.

Dr. Louis Touyz  research interests include: Beverages and teeth, novel operative procedures (BATIB); A new Oral Medicine (CITCIP) Syndrome in AIDS; a new classification Oral Malodor; and novel periodontal operations (Frena and POAMES).