Santiago is Associate Professor and MPP Director at the School of Economics, of Universidad del Rosario in Bogotá, Colombia. He has a PhD in Economics from Stanford University. His research focus on the fields of Development and Environmental Economics. For example topics of illegal mining, deforestation, air pollution and eco-tourism. Santiago uses spatial data, satellite imagery and machine learning to answer research questions. He was one of the winners of the Google Artificial Intelligence Impact Challenge 2019.