The Trinity College Choir, conducted by Chris Watson, is an internationally renowned choir affiliated with the Australian university which regularly undertakes international tours and collaborates with orchestras and instrumental ensembles, and is also noted for its work in promoting Australian composers. The Coral de Letras da Universidade do Porto, conducted by Pedro Guedes Marques, has been active for almost six decades and its repertoire spans choral music from different eras, with a particular focus on promoting Portuguese music and the works of composers such as Fernando Lopes-Graça.