Nowadays, diversity is an important factor within organizational structures as an organization across the world. As we all know, workforce diversity can be defined as a workforce composed of a broad mix of people within a workforce that includes people of a diverse racial, religious and ethical background unit with age, gender and orientation different sexual, dependent mental abilities and different domestic and national cultures. As regards Wentling and Palma, diversity can also be explained as the coexistence of employees from different socio-cultural contexts within the company (Wentling, R.M. and N. Palma-Rivas., 2000). the elements of diversity can be classified into three classes: social, value and informational diversity (Worman, 2005). Diversity also provides many types of organizational culture within the organization, for example an employee can pursue a professional position without being afraid of gender, race, religion, nationality and other relevant factors that can affect performance (Bryan, 1999) . On the other hand, diversity also brings convection...