Professor Shear is Head of Dermatology at Sunnybrook Health Sciences Centre at the University of Toronto. His primary academic research is in Drug Safety, including basic mechanisms that lead to increased risk for drug-induced harm. His practice is considered advanced medical dermatology. Diseases of focus are atopic dermatitis, psoriasis, auto-immune blistering disease, drug-induced diseases, hidradenitis suppurativa, cutaneous lymphomas and auto-immune skin disease.
Shear’s training is in Engineering Science (University of Toronto), Medicine (McMaster), Internal Medicine (FRCPC), Dermatology (FRCPC) and Clinical Pharmacology (Hospital for Sick Children, Toronto).
Past positions include President of the Canadian Society of Clinical Pharmacology, President of the Canadian Professors of Dermatology, President of the Canadian Dermatology Foundation and Director of Dermatology at University of Toronto. He has been an honoured visiting professor over 50 times, made an honourary member of the Société Française de Dermatologie (2017) and the Scottish Dermatological Society, recipient of the Lifetime Achievement Award of the Ontario Medical Association, and many teaching awards (including the coveted Silver Shovel Award in undergraduate Medicine, University of Toronto).
Dr. Shear has been an author of over 60 text book chapters and over 400 peer-reviewed publications. And he has had the pleasure of mentoring 40 postgraduate fellows from Canada and abroad; as well as a large number of dermatologists and clinical pharmacologists in Canada. Shear is the editor of Litt’s Drug Eruption Reference Manual (2019) and co-editor of Advances in Diagnosis and Management of Cutaneous Adverse Drug Reactions: Current and Future Trends (2018).