6. The method of claim 1 , wherein: at least one node in the social graph comprises a second user node associated with a second user, the social graph identifying a relationship between the first user and the second user; at least one node in the social graph comprises a concept node associated with a concept; and providing a predictive typeahead result corresponding to the at least one node comprises providing, based on a measure of affinity between the second user and the concept, a predictive typeahead result corresponding to the concept node.
1. A method comprising: retrieving, from one or more data stores, information associated with one or more nodes, a node comprising a user node or a concept node, each node being connected by edges to other nodes of a social graph; detecting that a first user is entering an input term, the first user being associated with a first user node of the social graph; providing predictive typeahead results as the first user enters the input term, the predictive typeahead results being based on the input term, each predictive typeahead result corresponding to at least one node of the social graph, each predictive typeahead result including at least one image associated with one of the at least one node.