dc.description.abstract | The present thesis introduces an “intelectual biography” of the physician, litterateur, and politician Dyonélio Machado, an outstanding character of the gaúcha society during the 20th century, who was undermined due to his political and ideological viewpoints as well as his style. The general objective of this study is to examine the possible existing relationship among Dyonélio Machado, his biography and History, considering the multiple social roles that he played during his living time – as a politician, a journalist, a writer, and a physician. Throughout this study, we attempted to verify the way he addressed the debates of intellectual groups, the way he related to his peers, and to power. In order to develop this study, a great variety of sources, mainly documents, were employed. Among these, particular attention was paid to Dyonélio´s literary and scientific body of work and his self-reference writings. Once these sources were analyzed, one was able to understand that this, at times avant-garde, at o | en |