The Society of Thoracic Surgeons
Founded in 1964, The Society of Thoracic Surgeons is a not-for-profit organization representing approximately 7,200 surgeons, researchers, and allied health care professionals worldwide who are dedicated to ensuring the best possible outcomes for surgeries of the heart, lung, and esophagus, as well as other surgical procedures within the chest.
The American Association for Thoracic Surgery
The American Association for Thoracic Surgery is an international organization of over 1,300 of the world's foremost cardiothoracic surgeons representing 41 countries. Founded in 1917, its members have a proven record of distinction within the specialty and have made significant contributions to the care and treatment of cardiothoracic disease throughout the world.