1. One or more processor-accessible tangible media comprising processor-executable instructions for user evaluation in a collaborative online forum, wherein the processor-executable instructions, when executed, direct one or more devices to perform acts comprising: accessing multiple posts that are associated with multiple users, each post of the multiple posts including content; ascertaining post scores for the multiple posts based on one or more features; analyzing user interactions with regard to the multiple posts to identify relationships among the multiple users and the content included in the multiple posts; evaluating the post scores and the user interactions to determine respective collaboration scores for respective users of the multiple users responsive to multiple metrics; and presenting a user interface that provides access to the collaboration scores via a supervisor dashboard that displays interactivity graphs reflecting interactions among at least selected ones of the multiple users.