Marcos Muslera is a learned historian and a musician by vocation (or vice versa?). After living in the UK for a few years, working as a Spanish language teacher, he moved to Barcelona in 2006, where has been working as a musician, editor, translator and copywriter. He led numerous projects in History and Natural Sciences for a variety of publishers, specialising in text books. He also composes and records music for film and television with his own company, The Music Tailors.