You can configure your system to automatically run the member fixer tool when syndicating. The member fixer is run on the subscriber during syndication. It is run against items that have just been syndicated. Details of the member fixer operations are included in the syndication report.
A user name element displays the name of the current user in a presentation template, component design, or element design. You can only use a user name element by creating a user name component. You cannot add a user name element to authoring templates, site areas, or content items.