“…New social demands (e.g., asking for a date, presenting oral communications in class, attending parties and dances) require adolescents to show greater independence in their social interactions, and this favors the onset of interpersonal anxiety and social fears in those young people who find social interactions more difficult. Impairments and anxiety in social relationships are a common problem during adolescence (Detweiler, Comer, & Albano, 2010; Ollendick, Benoit, & Grills-Taquechel, 2014; Wittchen, Stein, & Kessler, 1999), and as such, they are related to many problems including drug consumption (Wittchen et al, 1999), social rejection and isolation (Inglés, Delgado, García-Fernández, Ruíz-Esteban & Díaz-Herrero, 2010), negative self-concept and low self-esteem (Delgado, Inglés & García-Fernández, 2013; Rivers et al, 2012), poor academic achievement and early dropout (Bernstein, Bernat, Davis & Layne 2008; Delgado, Inglés & García-Fernández, 2014) as well as several emotional and anxiety disorders (Chartrand, Cox, El-Gabalawy & Clara, 2011; Bernstein et al, 2008; Wittchen et al, 1999). …”