sentences:  He has a "guest choir" of voices that will often appear in his compositions.He prefers to describe his works as acoustic theatre, feeling that the word opera both does not fit many of his works that use electro acoustics and not the traditional orchestra.The two most recent works are 'La Carta Imaginaria' (2014) - commissioned by the "Ministerio de Cultura de la Nación" for the "Ciclo Iberoamericano de Ópera Contemporánea", and ""El Caballo Fantasma"" (2011) - multimedia musical performance commissioned by the "Ministerio de Cultura de la Nación."