“…Therefore, mental state talk is generally considered a precursor of children's theory-of-mind development (Dunn & Brown, 1993). Numerous studies 240 ORNAGHI, BROCKMEIER, AND GRAZZANI GAVAZZI have investigated different aspects of the relationship between children's use of mental state terms in spontaneous conversations with parents, siblings, and peers and their performance on theory-of-mind tasks (Hughes, Lecce, & Wilson, 2007;LaBounty, Wellman, Olson, Lagattuta, & Liu, 2008;Symons, 2004). All these studies support the conversational hypothesis (Hutto, 2007;Siegal, 1999Siegal, , 2008, which postulates that conversation promotes theory-of-mind development.…”