Ernesto Barrios has a bachelor degree in Physics-Mathematics from IPN, a Master in Science and a Ph. D, at the University of Wisconsin-Madison, both with specialty in Statistics.

He worked as analyst at the IMP; founder member of the Statistics group at CIMAT; In-house statistical consultant at Plasma-Aided Engineer Lab and member of CQPI at UW-Madison. External statistical consultant mainly in Quality Control and Engineering projects.

Ernesto Barrios joined the Statistics Department in 2005 as full time professor. He is founder member of the Data Science Master Program and CRAN-ITAM administrator.

He has lecture for more than 30 years different courses in Statistics at bachelor's, graduate and university extension programs. In addition, he is interested in the applications of Statistics in Engineering and more specifically the Statistical Design of Experiments.