1. A method comprising: obtaining user behavior and interest data related to behaviors and interests of a plurality of users, the user behavior and interest data being based on user selections and searches performed on at least one website; detecting, by use of a processor, correlations in the user behavior and interest data to implicitly determine a topic associated with the corresponding plurality of users; creating a neighborhood in association with the implicitly determined topic, the neighborhood defining a group of users who share an interest or behavior, the neighborhood being created without explicit creator input; gathering neighborhood information related to the neighborhood from sources related to the topic; providing access to the neighborhood via a neighborhood link on a webpage; inviting users to vote for a favored neighborhood; and pruning an under-performing neighborhood.