A. H. Hay is an adjunct professor at the University of Toronto, where he researches and teaches infrastructure planning, resilience and protection. His research focus is on the role of infrastructure in community rehabilitation following conflict and disaster. He is the founding principal of Southern Harbour Ltd, a Toronto-based risk, resilience, and planning consultancy, and is also a principal on the international Register of Security Engineers and Specialists. He is the author of Operational Survival: Putting Resilience at the Core of Infrastructure Planning, and After the Storm: Exploring Operational Resilience, as well as numerous peer-reviewed papers and articles. He lives with his wife and three children in Toronto, where he enjoys exploring the city's vibrant restaurant and entertainment scene.