Cover and back cover: Murals on the façade of two of the seven buildings intervened in 2016 by artist Roberto Mamani Mamani Mamani and that are part of the social housing complex “Whipala Community” in El Alto, Bolivia. Mamani Mamani is a self-taught artist who reflects in his works the symbolism and culture of the Andean world. Photo: © Iván Orellana Flores