1) The document discusses using eportfolios to support lifelong learning through four branches: ontology, ethics, epistemology, and politics. 2) For ontology, eportfolios can document an individual's knowledge and identity development over varied learning experiences. 3) Regarding ethics, eportfolios allow for authentic self-expression and integrity by narrating one's authentic identity and maintaining consistency over time. 4) In terms of epistemology, eportfolios combined with social data can support validity of learning through deliberation and emergent understanding. 5) For politics, the document proposes networked improvement communities using eportfolios to mutually account for individual and organizational learning