Behaviour Informatics constitutes behavioral data construction, impact modeling, simulation, presentation, measurement, evaluation and behavior pattern/network analysis. With the incumbent of social media and its growing significance in work and personal life, researches in last few years examined patterns of use of social media and cognitive behavior. The present study is a literature review considering choice of media, intensity of use, perceived richness, as some of the predicting factors of social media use. It also encompasses available literature on interrelationship between patterns of use of social media with cognitive behavioral indicators such as personality, motivation, leadership, and quality of life. This review comprises of 146 research papers sourced from ScienceDirect, JSTOR, Emerald and EBSCO. Through the literature review, a predictive model has been suggested which can be utilized in decision making in employee life cycle right from recruitment, training, performance management, transition to succession planning. Copyright © 2013, IGI Global.