“…Sacks (1992Sacks ( /1964) described membership categories as 'inference rich' in the sense that 'a great deal of the knowledge that members of a society have about the society is stored in terms of these categories' (p. 40), which explains the conventionalised associations of category predicates and CBAs to membership categories. Since the turn of the millennium, we have witnessed an increasing research interest in how membership categories are used, spanning across diverse domains of interaction such as police interrogations (Stokoe, 2010), court hearings (Licoppe, 2015), youth counselling helplines (Cromdal et al, 2018), conflict mediation (Stokoe, 2015), sitcom shows (Okazawa, 2022) and school playgrounds (Butler, 2008).…”