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Benjamin Ibarra-Sevilla is currently a Research Fellow at the Center for World Heritage Studies (CWHS) and Assistant Professor of Architecture at the University of Minnesota. He is an architect who graduated from Autonomous National University of Mexico with Merit and who holds a Degree in Building Conservation from the Excellence Program of the Carolina Foundation and the University of “Alcala de Henares”, Spain. His work includes case studies of ancient mason techniques, stereotomy, descriptive geometry and architectural geometry informed by form-resistant structures.  His research focuses on the transmission of building technology from Europe to the Americas, making emphasis on the constructive and geometric analysis of sixteenth-century ribbed vaults. These efforts have been published numerous times and he has lectured in different academic institutions of Mexico, Uruguay, Argentina, Spain and the U.S.