Danny is a novelist, essayist, and composer. He is active in publishing books, lecturing at universities, working as a sound designer, and scoring films. He studied at the Guildhall School of Music, and the London College of Communication. He is a Berlinale Talent alumnus. He was influenced from an early age by his mother, a violin teacher; his father, a violin professor and author; and his grandfather, a printing scholar. Danny is half Swiss/German and half Welsh, and spent much of his youth in Luzern and the high alpine valley region of Engadine in Switzerland, and in the Ceredigion region of Wales.