[Repeated from Wednesday 11am.] A series showcasing Mexican contemporary sound and radio artists, curated by Ana Martínez de Buen. This week: Ópera Æsopus, Acto 1 (Æsopus Opera, Act 1) by Otto Cázares. A radio opera whose libretto consists of a collection of fables, counter-fables, tales and wise reflections recounted by fictional sages and scholars, recorded in books, poems and prayers that do not exist. The method of composing the libretto was detemined by a machine made of cardboard (the Arca OperÆsópica) to generate thematic groupings and configurations. The performance is carried out by friends and collaborators, none of whom are professional performers. Act 1 consists of ten scenes: The Call, The Apprenticeship, Exercises to Stay Incandescent, Blindness, Exhaustion, Confirmation, The Shipwreck, The Hero, The Adversaries, The Battlefield. Libretto: Otto Cázares. Sound design, editing and production: Óscar Peralta. Music: Erika Mues Döring, Enrique Arriaga Celis, Otto Cázares. Guest voices: Blanca Guerra, Edison Quintana, Renzo D’Alessandro, Daniel Toca, Angélica Fernández, Gustavo Cázares, Eusebio Bañuelos, Sara Gómez, María Fernanda Rivadeneyra, Antonio Arámburu, Ilán Lieberman, Jessica Wozny, Luciana Corres, Marcela Aguilera, Armando Deverdún, Galo Cázares, Lisi Escobar, Ricardo García-Arteaga, Avelina Correa, Marcelo Schuster, José Manuel Springer, Estela P. Molatore.