The album category is a mixed bag of classical stars such as Bryn Terfel, crossover artists such as Libera, early-music groups such as The Sixteen and left-field acts such as the Fron Male Voice Choir from Wales. Pop star Sting is nominated for an album of music by 16th-century composer John Dowland, accompanied by the Bosnian lute virtuoso Edin Karamazov.