20. The non-transitory computer readable storage medium of claim 19 wherein compiling the relevant content into the customized learning path comprises: creating a learning path node in the learning graph; creating an edge between the learning path node and each content node corresponding to the relevant content; and coupling the learning path node to the particular person node.
19. The non-transitory computer readable storage medium of claim 17 wherein said adaptively deriving, from the learning graph, the customized learning path for the particular person node comprises: traversing the learning graph from a particular one of the one or more person nodes to a learning goal node, the learning goal node specifying information to be learned; traversing the learning graph to find a plurality of relevant content to the learning goal based on one or more predefined content identification strategy algorithms; and compiling the relevant content into said customized learning path.