 In 1984 he went on to specialize with Luciano Berio with whom he was to strike up a strong relationship based on friendship and professional respect.This was to have a decisive effect on his development as a conductor.In 1988, along with Berio, he carried out the transcription and elaboration of "Wir bauen eine Stadt" by Paul Hindemith, which was performed in the same year in the Konzerthaus in Wien.