Professor Alain Bernard is head of the Department of Thoracic Cardio-vascular Surgery at the University Hospital of Dijon. In 2005, he served in the specialized commission of the Haute Autorité de Santé (CNEDiMTS), which evaluates medical devices and health technologies. From 2008 to 2013, he was vice president of this commission (CNEDiMTS). He participates with the HAS in methodological assistance for the clinical development of medical devices, market access, and reimbursement. He is the jury president of the medico-economic assessment program of the Ministry of Health. In addition, he has produced numerous publications on the evaluation of surgical techniques from national clinical and medico-administrative databases using propensity scores.