Methods and systems for managing assessment of media content electronically submitted to a network-based media distribution system. A submitter can prepare a media package that is associated with a particular media asset (e.g. media title), and then electronically submit the media package to the media distribution system. The media distribution system can then process the media package to produce various components that are used by the media distribution system to electronically distribute media content of the media asset. According to one aspect, the media distribution system can manage a review process on the various components so that the components can be individually approved or rejected. According to another aspect, embodiments pertain to a reviewer's workspace that can assist a user in reviewing the submitted media content. According to still another aspect, embodiments can utilize a plurality of reviewers to review various media assets that have been submitted.