1. A system comprising: one or more processors; a database that stores maps of associations between search-related information and entities that are members of a social network; and memory storing computer-readable instructions by the one or more processors to perform operations including: performing an analysis of at least one of terms or phrases of searches performed by a plurality of members of the social network to infer interests of the plurality of members; determining, based on the analysis, that a first number of the searches is associated with a first interest, the first number of the searches being performed by a first group of members included in the social network; determining, based on the analysis, that a second number of the searches is associated with a second interest, the second number of the searches being performed by a second group of members included in the social network; forming, in the database, a first subnetwork of the social network, the first subnetwork including the first group of members; forming, in the database, a second subnetwork of the social network, the second subnetwork including the second group of members; receiving a search query from a user; determining search results responsive to the search query; returning the determined search results; determining that the search query corresponds with the first interest; and returning, at least partly in response to determining that the search query corresponds with the first interest, a link to at least one member of the first group of members.