Born in the city of Concepción, Chile, Cristián Valenzuela is a Medical Doctor, specialist in General Surgery, who practices in hospitals in his hometown since 2009, performing also as Chief of OR.
Member of a National Emergency Medical Team in Chile, he has participated in training and collaborated in emergencies and natural disasters throughout the country. He has managed to combine his work with his passion for travel, working as Ship Doctor on expedition cruises in Patagonia, Cape Horn and Antarctica since 2010. His wife believes that it is holidays, but Cristián insists that it is work!
In 2012 he joined A21 family as Expedition Doctor, and since 2020 as Medical Advisor.