Organizational Citizenship Behavior (OCB) has been studied since the late 1970s in western countries. Over the past three decades, interest in these behaviors has increased substantially. OCB has been linked to overall organizational effectiveness, thus these types of employee behaviors have important consequences in the workplace. The construct is generally ignored in developing countries like India for research and practice both. The present work is an effort in this regard. There are several factors which influence the employees' OCB. Examination of such factors might be a fruitful effort; as through managing those factors organization /individual can improve the OCB in work place. In present book author examine the role of demographical, individual, family, and organizational variables in OCB. The work is based on front level managers of public/ private organizations. The findings of the present study may be utilized in selection and hiring of executives, to improve the social environment of organization, and grounding and implementing work-family policies in organization. The book will be a helping hand for organizational behavior scholar and management practitioners.