“…(2019), as ‘we know that most people do not attend protests regularly, if at all, it is all the more important to understand the characteristics of people who do demonstrate’ in order to sketch an accurate picture of protests, their motivations and demands, recruitment processes, organizational settings, strategies, and aspirations. Employing the established technique of protest surveys, which was designed to sample respondents in moving crowds (van Aelst and Walgrave, 2001; van Stekeleburg et al ., 2012; Giugni and Grasso, 2019), a consortium of researchers from universities across Europe surveyed the largest demonstration in several cities under the FFF banner held, first, in March 2019 and, second, during the ‘Global Week for Future’ in September later that year (Wahlström et al ., 2019; de Moor et al ., 2020; Zamponi et al ., 2021). In the demonstrations, researchers and trained collaborators distributed ‘flyers with basic information about the survey and a QR-code, as well as a token taking the individual to an online survey’ (Wahlström et al ., 2019: 5–6).…”