Alberto Posadas (*1967) began and concluded his musical training in Madrid. In 1988 he became acquainted with Francisco Guerrero Marín, with whom he studied composition and whom he regarded as his most important mentor. He has worked at IRCAM on projects with live electronics in connection with other artistic fields such as video and dance. In the latter case, he examined the connections and application of movement to the electronic transformation of sound. He has written works for festivals and institutions including Agora (IRCAM) in Paris, the Donaueschinger Musiktage, the Musica Festival in Strasbourg, Casa da Música Porto, Ars Musica Brussels and for the Asociación Española de Orquestas Sinfónicas. His works have been played by well-known performers including Ensemble intercontemporain, Ensemble L‘itinéraire, the Arditti Quartet, the Orchestre National de France, the Orchestre Philharmonique du Luxembourg etc. Since 1991, he has taught as a professor for work analysis, harmony and composing fundamentals.