Sir Michael Tippett is widely considered to be one of the most individual composers of the twentieth century, whose music continues to be performed to critical acclaim throughout the world. Written by a team of international scholars, this Companion provides a wide ranging and accessible study of Tippett and his works. It discusses the contexts and concepts of modernism, tradition, politics, sexuality and creativity that shaped Tippett's music and ideas, engaging with archive materials, relevant literature and models of interpretation. Chapters explore the genres in which Tippett composed, including opera, symphony, string quartet, concerto and piano sonata, to shed new light on his major works and draw attention to those that have not yet received the attention they deserve. Directing knowledge and expertise towards a wide readership, this book will enrich the listening experience and broaden understanding of the music of this endlessly fascinating and challenging composer.