8. A computer program product, comprising: a non-transitory computer readable storage medium having computer readable program code embodied therewith, where the computer readable program code when executed on a computer causes the computer to: identify, relative to a specified social network user for each of a plurality of social media postings, a degree of social network separation of a social network user that generated expressive content of the respective social media posting; group social media postings that comprise an equivalent identified degree of social network separation relative to the specified social network user; determine differences between the expressive content of the grouped social media postings at different degrees of social network separation; and render the determined differences between the expressive content of the grouped social media postings at the different degrees of social network separation.
8. A computer program product, comprising: a non-transitory computer readable storage medium having computer readable program code embodied therewith, where the computer readable program code when executed on a computer causes the computer to: identify, relative to a specified social network user for each of a plurality of social media postings, a degree of social network separation of a social network user that generated expressive content of the respective social media posting; group social media postings that comprise an equivalent identified degree of social network separation relative to the specified social network user; determine differences between the expressive content of the grouped social media postings at different degrees of social network separation; and render the determined differences between the expressive content of the grouped social media postings at the different degrees of social network separation. 9. The computer program product of claim 8 , where, in causing the computer to identify relative to the specified social network user for each of the plurality of social media postings, the degree of social network separation of the social network user that generated the expressive content of the respective social media posting, the computer readable program code when executed on the computer causes the computer to identify the degree of social network separation across multiple social networks.