The Oswaldo Cruz Foundation's Scientific Vocation Program (Provoc-Fiocruz) is a non-formal educational program for scientific initiation directed to High School students in Brazil since 1986, in the areas of Biological Sciences, Health, Human or Social Sciences. This research, grounded in the discipline of Sociology of Emotions, is qualitative. Semi-structured interviews will be conducted with up to fifteen High School underprivileged students and fifteen researchers-advisors from Provoc-Fiocruz, to understand the emotions in the development of learning scientific research. The data will be analyzed through discourse analysis.