Guillaume Tremblay is the lead nurse practitioner for the Royal Ottawa Health Care Group, delivering primary care services and developing health promotion projects at the Brockville Mental Health Centre (BMHC). He received his Master’s of Science in Nursing from Athabasca University, is certified in medical cognitive behavioral therapy, and is a seasoned mental health expert. Guillaume has directed his research focus on the area of cognitive neuroscience literature, where it became clear that the brain, like all other parts of the body, requires regular maintenance for optimal functioning. He has published scientific articles on this topic, where he and his colleagues have re-introduced and validated the concept of mental hygiene and its framework. Guillaume is passionate about his work as both a clinician and health promoter, and grateful to be engaged in assisting others to support their well-being.