1. A computer-based method for operating upon a store of social networking data representative of members of an organization in order to provide mentoring services within the organization, the computer-based method comprising the steps of: identifying concepts within a mentor member's (“mentor”) social networking tagging data that are familiar to the mentor, with mentor concept labels; identifying concepts within a mentee member's (“mentee”) social networking tagging data that are familiar to mentee, with mentee concept labels; matching mentors to mentees based on a comparison of said concept labels; and delivering mentoring services based on the matching.