John is an accomplished critical care researcher whose primary research interests include nosocomial infections, clinical practice guidelines, knowledge translation and critical care outcomes. He has led or participated in the development of many national and international clinical practice guidelines which have guided critical care practice including guidelines for the prevention, diagnosis and treatment of ventilator associated pneumonia, hypothermia post cardiac arrest, calcium channel blocker poisoning and sepsis. In addition to his clinical and academic posts, John is the Scientific Director and Chief Executive Officer of Canadian Frailty Network (CFN), a not-for-profit funded under Canada’s Networks of Centres of Excellence (NCE) program. CFN is improving care of the frail elderly by: increasing frailty recognition and assessment, increasing evidence for decision-making, mobilizing evidence into policy and practice, and advocating for change in the healthcare system to meet the needs of this vulnerable population.