Italian-Peruvian anthropologist and activist, emeritus lecturer at the University of California, in Davis, and founder of the Indigenous Research Center of the Americas. He has published, among other books, Las minorías étnicas y la comunidad nacional (1974); Proyectos étnicos y proyectos nacionales (1983); Indígenas y educación en México (1983); Pueblos indios, soberanía y globalismo (1996); La ruta mixteca (2004, coordinator together with Sylvia Escárcega); Witness to Sovereignty (2006); Bonfil y la civilización del común (2013); The Art of Memory (2020); and El arte del recuerdo (2021). He is also the author of Selva vida (2013), together with Frédérique Apel-Marglin and Róger Rumrrill; and of the collective book Contemporary Voices from Anima Mundi (2020), also in collaboration with Apel-Marglin, about knowledge and spirituality in various communities around the world. In 2017 he was awarded the Haydée Santamaría Medal, a prestigious prize given by the Casa de las Américas in Cuba.