Mariana Baltar is professor of film and Tv in the Cinema and video department at the universidade federal flu-minense (uff/rio de Janeiro, Brazil), where she also did her Phd on the dialogues of documentary and melodrama in Brazilian contemporary documentaries. leader of the research group Nex - Núcleo de Estudos do Excesso nas Narrativas Audiovisuais, under the fellowship of Cnpq, has developed researches on the role of excess in the contem-porary culture, focalizing specifically on body genres and its politics.