Bosco Cayo Alvarez trained in acting, directing, and playwriting at the Pontificia Universidad Católica de Chile and in psychology at the Universidad de La Serena. He is a member of the theater companies Compañía Limitada, Teatro Sin Dominio, and Teatro la Mala Clase, and has taught in drama schools throughout Chile. His play Negra, la enfermera del General (Negra, the General’s Nurse) was selected by the Royal Court Theatre, London, as part of its 2013 New Plays from Chile season. His other works for the stage include Limítrofe (Herdswoman of the Sun), Leftraru, La dama de los Andes (The Lady of the Andes, winner of the 2017 Chilean National Council for Arts and Cultures literary award for best play), El Dylan, Plan Vivienda 2015-2045 (Housing Plan 2015-2045), Los despertares de Marín (The Awakenings of Gladys Marín, 2019), José Desierto (winner of the 2020 Chilean Ministry of Cultures, Arts and Heritage playwriting award), Evangelista (2020), and La Belleza de Judith (The Beauty of Judith, 2021).