In this increasingly diversifying world, sustainability in group's performance is essential towards achieving organizational goals. When groups or teams perform well, organization can compete easily in this global village.Social capital channelled with varying outcomes of teams/groups, like knowledge management. There is dearth of research in social capital field that creates a need of such framework, which uses social relations in positive way to articulate group process resulting in enhanced group performance. This book contributes to the body of knowledge as it aimed to empirically find out the role of group efficacy and group process, in mediating the link between social capital and group performance.This book justifies the viable importance of social capital for organizations and managers.