“…PG has frequently been related to impulsivity, hostility, aggression, novelty seeking and emotional instability in several studies (Jollant et al, 2005;Schwebel, Severson, Ball, & Rizzo, 2006). Even though a specific personality profile unique to PG has not yet been described (Álvarez-Moya et al, 2007;Jiménez-Murcia et al, 2007), probably because this disorder presents a high heterogeneity. Blaszczynski and Nower (2002) proposed three distinct subgroups of gamblers: (a) behaviorally conditioned, (b) emotionally vulnerable and (c) antisocial impulsive problem gamblers.…”