William Matthew Yee Sui Chun is a pharmacist based in Montreal, Canada, practicing since 2013 . His career has traversed various settings, including community practice, hospital pharmacy, medical affairs, and since 2021, the dermatological skincare industry.
Committed to advancing the role of pharmacists in patient care, he has served as a preceptor for pharmacy students from institutions such as Université Laval, Université de Montréal, Université de Paris-Sud, University of Waterloo, University of Manitoba and the University of British Columbia since 2014.

He has presented at PharmacyU and university conferences on topics ranging from the management of specific skin conditions like seborrheic dermatitis and the importance of photoprotection to broader therapeutic areas such as wound healing, atopic dermatitis, and acne management by community pharmacists.

Demystifying all the available treatment options for dermatological conditions, he aims to make the pharmacist a reference for common skinconditions.