Diana Negrin da Silva She has a doctorate in human geography from the University of California, Berkeley (2014) and a degree in Latin American Studies and Letters (University of California, Berkeley, 2004). She is currently a professor in the Master's degrees in Urban Affairs and Public Policy and International Studies at the University of San Francisco. He has received several awards and grants for his research work, including from the Ford Foundation, UC Mexus, and Conacyt. She is a member of the National System of Researchers, candidate level. Her current work examines the articulations and disarticulations that emerge from interracial and intraregional alliances that are formed around the defense of indigenous territories and cultures and that cross racial and geographic borders.