“…Thus, while Vygotsky’s model of the developmental significance of self-directed speech has been well supported by empirical research, private speech may have functions that go beyond self-regulation of cognition and behavior. Private speech appears to have a role in emotional expression and regulation ( Atencio & Montero, 2009 ; Day & Smith, 2013 ), planning for communicative interaction ( San Martin, Montero, Navarro, & Biglia, 2014 ), theory of mind ( Fernyhough & Meins, 2009 ), self-discrimination ( Fernyhough & Russell, 1997 ), fantasy ( Olszewski, 1987 ), and creativity ( White & Daugherty, 2009 ). Engaging in private speech has also recently been proposed to have a role in the mediation of children’s autobiographical memory ( Al-Namlah, Meins, & Fernyhough, 2012 ).…”