A method of ranking pieces of media content is provided. Each of the plurality pieces of media content has at least one relationship with at least one user. Each of the users has at least one relationship with at least one of the pieces of media content. Weights are associated with each piece of media content, user and relationship. The weight of a particular piece of media content is determined by recursively calculating and updating the weights of the pieces of media content and the users. The weight associated with a piece of media content or a user is calculated based on the weights of the at least one relationship and the weights of the at least one piece of media content or the at least one user with which the piece of media content or the user has the at least one relationship.