Online trust and reputation systems

As online commerce, social networks, and user-generated content become common, need for trust and reputation models become prime. This tutorial will give an overview of trust and reputation systems as studied by social network researchers. Other topics include: Reputation and its relationship to security and fraud; Feedback and other Manifestations and Implementations of trust and reputations; Models of reputation; platforms: P2P systems, Centralized systems; Auctions, Incentive systems; Collaborative filtering; Social Networking and Social reputation; Portability and Universality of Identity, trust, and reputation.