The concept of "organizational citizenship behavior" ( OCB ), first by the "organ of hope" in the year ( 1983 ) was introduced. This sense, includes those behaviors that, while no mandatory of the UN to do they are not there, but in the shade, do they have the staff to be quite optional, to benefit the many for the organization. In general, "organizational citizenship behavior" means the behavior is absolutely voluntary and optional that the component requirements of the job, official, employee, ... but with the effective performance of the organization will increase and the efficiency and effectiveness of the organization can help. Pundits dimensions different to "organizational citizenship behavior" have considered.