“…First, we consider who is in spaces for sharing decisions about research, services and policy in this special issue. There are papers with lead authors from seven countries: the United Kingdom, 22–28 Australia, 29–33 Canada, 34–38 the United States, 39,40 the Netherlands, 41,42 France 43 and Ecuador 44 . There are important examples involving people who experience homelessness, 22,23,34 people who have disabilities, 26,41,42 people who live in socioeconomically disadvantaged circumstances 35,37 and people who are migrants and/or from ethnic minority groups 25,31,36 .…”