Garreaud is a full-time professor at the Geophysics Department, Universidad de Chile. He obtained his PhD in Meteorology from the University of Washington, USA, studying the tropical-intertropical interactions and modelling the South American climate. He holds a bachelor’s degree in Civil Engineering and a Master in Geophysics, both from Universidad de Chile.
Garreaud’s work areas are mainly focused on climate change and vulnerability, with an emphasis on South America, contributing to many studies of the region’s synoptic and mountain meteorology. An important part of his work has been acting as principal investigator on different projects funded by The National Fund for Scientific and Technological Development (Fondecyt). In 2019, Garreaud has been named corresponding member of The Chilean Academy of Sciences.