This document discusses how social networking is impacting society and provides examples of common social networking applications that can be integrated into eLearning. It defines social networks and discusses early social networking sites from 1997-2000. Statistics are presented on the growth and usage of social networks from 2006-2009. Examples are given of how social networking can be used in academia, including for back-channel communication, class discussions, collaboration, and research. Specific social networking sites and applications are described that could be used for these purposes.