Although Gustav Mahler has long been considered a crucial figure in the cultural world of the fin-de-siecle, the exact nature of his involvement in the social, political, and cultural philosophies of the era has remained largely undefined. The student radicalism of his youth has been taken as a leitmotif for the social and political activity of his entire life, while his compositions have been viewed as entirely separate from his biography, with most scholarship focusing on their place in the musical canon. This dissertation attempts to rectify the misplaced scholarly emphasis by examining Mahler's vocal works in the context of their relationship to his social, political, and cultural thought. As Mahler used both the genre categorizatio...