Assoc. Dr. Nadir Adnan Hacım graduated from Hacettepe University Faculty of Medicine, one of the best universities in Turkey. Dr. Adnan Hacım, who has achieved very successful works in the field of medicine, is one of the most successful general surgeons in Turkey. In addition to writing many medical articles, he is also active in his profession in institutions such as the Turkish Surgical Association, and Turkish Colon, and Rectal Surgery Association. He is currently serving as a General Surgeon at Erdem Hospital, one of the most prestigious hospitals in Istanbul.