Hasan Merali, MD, MPH, is an associate professor in the Department of Pediatrics, McMaster University and a pediatric emergency medicine physician at McMaster Children’s Hospital in Hamilton, Ontario. He received his medical degree from Harvard Medical School and Master of Public Health degree from Johns Hopkins University. His research focuses on child injury prevention in low- and middle-income countries. He has published more than twenty-five peer-reviewed journal articles, and his writing has been featured in Science, The Boston Globe, NBC, CBC, and Popular Science. Dr. Merali lives in Oakville, Ontario, with his wife and their toddler daughter.