The following papers (titles are translated into English) were presented at a conference on participatory research: "Participatory Research, Popular Knowledge, and Power"; "Participatory Research and Adult Literacy"; "Developments and Perspectives on Participatory Research"; "Popular Education and Participatory Research"; "The Researcher and the Base Work"; "Research and Communication: Parallel Processes?"; Participatory Research Perspectives on Reality, Knowledge, and on Other Social Processes"; "Adult Literacy Methodology, Participatory Research and Adult Literacy in Nicaragua"; "Participatory Research in the Context of a Rural Community"; "Experiences in Municipality Study Cooperation"; "Participatory Research and Public Health"; and "Participatory Research and Popular Culture." (OPF)