Abstract: Product scores are generated for products. The product scores for the products are based on amounts of user-generated content (UGC) mentioning the products and based on how favorable the UGC is toward the products. A product comparison interface is provided to a consumer. The product comparison interface comprises product elements associated with at least some of the products. Each of the product elements comprises information about a different one of the products. The product comparison interface provides information about the product scores for the products associated with the product elements.

Abstract: A social rank service is provided to a consumer. The social rank service enables the consumer to compare social ranks of contributors who generate and distribute user-generated content regarding a topic. The social ranks of the contributors are based on the volume of content on the topic generated by the contributors. The social ranks of the contributors are also based on the credibility of the contributors. In this way, the consumer may be able to identify contributors who regularly generate credible content on the topic.