Doctor Tirone E. David is a Professor of Surgery at the University of Toronto and holds the Melanie Munk Chair of Cardiovascular Surgery at the Peter Munk Cardiac Centre. Doctor David has published 480 scientific papers, 43 chapters in medical textbooks, and 6 surgical textbooks. He has developed numerous operative procedures to treat patients with heart valve disease, complications of myocardial infarction, and thoracic aneurysms and prospectively followed these patients during the past 4 decades. One of these procedures is known as the “David operation”. He has been a member of the editorial board of several medical journals. Doctor David is an active member of numerous surgical and medical societies and is an honorary member of 14 international medical societies. He was President of the American Association for Thoracic Surgery in 2005 and the recipient of its Scientific Achievement Award in 2016, and Lifetime Achievement Award in 2020. He was awarded the Order of Rio Branco from the Brazilian Government in 2018. He received the Order of Ontario in 1993 and the Order of Canada in 1996, the highest honor given to civilians in Canada. He was elected University Professor in 2004, the highest honor the University of Toronto bestows to its professors.