Abstract: This invention relates to a computer-based method and system for facilitating the retrieval, classification, and distribution of information. In one embodiment, a method for providing information comprises providing a plurality of entities, each having an entity type, providing a plurality of relationships among the entities, each relationship having a relationship type and direction, and constructing an entity-relationship network comprising the entities and relationships. The method further includes receiving a plurality of information items, facilitating the association of the information items with at least one corresponding entity, receiving a request for information items associated with a selected one of the entities, determining a subset of the entities based on the selected entity, the relationships, the relationship types and the relationship directions, and providing the information items associated with the subset of the entities.