“…Although in the present paper we do not aim to provide a comprehensive overview of these epistemological families and the different concept theories ascribed to them (Hjørland, 2009, is a fine review within LIS), a quick non-systematic literature review revealed the prevalence of rationalist approaches to the study of “concept” before 2010 (e.g. Motta, 1987; Dahlberg, 1992, 2009; Khoo and Na, 2006; Nonato, 2009)[1]. Several studies published after 2010 suggested a greater diversity of approaches (e.g.…”