Chile, 1972-2014. Before becoming an architect he was trained as a carpenter by his father. He studied architecture at the Pontificia Universidad Católica de Chile. He was working with Smiljan Radi? for ten years, and also with Germán del Sol and Teodoro Fernández. Castillo was a professor at the Universidad de Talca and run his own architectural practice. His work was published and exhibited in Germany, China, Spain, England, Italy, Japan and Mexico among others. He was invited to various events, lectures and international workshops by universities and architectural associations.