The purpose of this article is to analyze the persuasive and preventing actions that social workers carried out in the radial stations of La Plata city. These actions put pressure on gender roles and the established duties of their professional performance. It is based on two wider interests: first of all, to recover and rethink the social working history understanding social workers beyond medical prescriptions and gender roles. Secondly, this article considers the relevance of local narrations to generate other points of view about women participation in the history of social working. The first part of the article introduces the characteristics of the School of Social Workers of Hygiene of the University of La Plata, and in the second section, it is focused on the participation of the Social Workers of Hygiene as radial conference speakers.