1. A method for supplementing a web graph of linked web documents, the method comprising: identifying one or more experts for one of one or more categories; identifying one or more web documents tagged by the one or more experts for a given category; determining a corresponding category of the one or more web documents tagged by the one or more experts for the given category; assigning a proxy web document to each one of the one or more experts identified for the given category, the proxy web document representative of a corresponding one of the one or more experts; and linking one or more proxy web documents to the one or more web documents tagged by the one or more experts for the given category.
5. The method of claim 1 wherein identifying one or more documents tagged by the one or more experts for the given category further comprises linking one or more documents tagged by the one or more experts for the given category to existing web documents linked to the proxy document.