Gustavo Czwiklitzer is a medical gastro surgeon with a laparoscopic and advanced bariatric surgery grant holder from Universidad de Chile and a fellow in minimally invasive surgery and robotics, San Diego, University of California. Czwiklitzer currently works at Hospital San Juan de Dios as a Director of the Bariatric Surgery Unit and Avansalud Clinic as part of laparoscopic and advanced bariatric surgery team.