“…For example, comorbidity of pathological gambling with substance addictions has been attributed to high trait impulsivity (Petry, ). Further, those identified as having Internet addiction are reported to show elevated levels of several traits that are similarly elevated in those with substance abuse or addiction (e.g., Kandri, Bonotis, Floros, & Zafiropoulou, ; Lyvers, Karantonis, Edwards, & Thorberg, ; Mahapatra & Sharma, ). Such traits include rash impulsiveness, or acting without appropriate consideration of consequences (Spinella, ); reward sensitivity, or the degree to which behaviour is motivated by the prospect of access to positive reinforcers (Dawe, Gullo, & Loxton, ); and alexithymia, a trait characterised by difficulties in identifying and verbalising the emotional feelings of self and others, as well as an overly concrete or externalised cognitive style (Preece, Becerra, Allan, Robinson, & Dandy, ).…”