To remain competitive, organizations seek innovative ideas and solutions from employees. Since employees can give more practical views they often participate by sharing their ideas and by giving opinions often termed as voice. Current study contributes the literature by examining the effect of big five personality traits combined with the psychological antecedents on employees’ voice behavior in Pakistani service sector context. Four independent variables organizational based self-esteem, felt obligation, motivational factors and personality traits were proposed to have a positive relation with dependent variables, promotive and prohibitive voices in the presence of a moderator, psychological safety. Data was collected from 200 employees of the leading insurance sector organization of Pakistan through a survey questionnaire. The results confirmed the hypotheses. Keywords: Voice behavior, self-esteem, motivation, personality traits
