Antonio Sitges-Serra trained as general surgeon at the Hospital de Bellvitge and abroad (Newcastle, Lyon, Minneapolis), and then moved to head the Department of Surgery at the University Hospital del Mar until his retirement in January 2020. He has focused his research career on surgical metabolism, infections, and thyroid/parathyroid disease. He chaired the European Board of Examinations in Endocrine Surgery and is a founding member, Past President, and Honorary Member of the European Society of Endocrine Surgeons. He has introduced new concepts in the field of iatrogenic hypoparathyroidism developed during the close follow-up of over 400 patients with postoperative parathyroid failure. Prof. Sitges-Serra has published over two hundred indexed papers, edited several medical books and written extensively on cultural criticism, medical ethics, technolatry, and devaluation of medical practice. His book I you can, avoid the doctor, has been a best seller in Spain and Latin America since its publication in January 2020.