... In this sense, the facts of diseases, addiction included, are socially produced-they comprise historically and culturally situated ideas about relevant symptoms and sufferers and ideas about causes, outcomes and treatments, all shaped by prevailing ideas of what is philosophically and scientifically reasonable at a given time or, in other words, with what corresponds with established ideas and objects and the instruments seen to capture them ( Duffin, 2005;Fraser & Seear, 2011). Thus, as our second author, Fraser, along with other scholars, has noted elsewhere, definitions and meanings of addiction are multiple and contested, showing considerable historical and socio-cultural variation (Fraser, 2015;Fraser et al., 2014;Reinarman, 2005;Room, 1983). Indeed, influenced by scholars from science and technology studies, we proceed from the view that knowledges, such as those generated by addiction tools, 'produce realities in a process of ongoing enactment' (Fraser, 2015, p. 7;Fraser et al., 2014). ...