Forum on stigma, discrimination, and health: policies and research challenges. Introduction

this introduction outlines the forum on stigma, discrimination, and health: policies and research challenges, including four articles and a final commentary. the first article reviews the development of international research on the relationship between discrimination and health. the second analyzes the recent brazilian research output on aids, stigma, and discrimination. the third article addresses conceptual and methodological aspects of the relations between discrimination and health from an epidemiological perspective. the forth examines the process of affirming sexual rights in brazil, involving the judiciary system, public policies, and the executive and legislative branches of government, among others. the fifth paper presents comments and questions on the contents discussed in the first four articles. the reflections aim to provide conceptual and methodological contributions for research and health policies on stigma and discrimination, given the gaps identified in the international and brazilian literature.