Wordpress 2.5.1 Bug - Admin Can't Publish

In Wordpress 2.5.1, after you've created additional publishing users, the administrator account can no longer publish posts or pages. Or rather, the administrator can publish, but it appears under another user's name as the administrator's account is not an option in the drop down.

After quite some digging, I found a solution, or rather a work-around, posted by jmrussell on this Wordpress forum:

Subscribe to RSS - Bug