Björk Guðmundsdóttir is one of the key recording artists of the 21st century. Moving effortlessly between disciplines and genres so fluidly it would shame David Bowie, Björk has tackled neo-classical, showtunes, house, pop, indie as well as acting (winning best actress at the Cannes Film Festival for her turn in Dancer In The Dark) and creating a visual template for her work that is staggeringly rich. Björk has used collaboration as a key part of her work and her work available in sheet music i...