TechwareLabs has published an editorial on Getting the Ugly Out of Ubuntu. Here's a clip from the editorial:
Are you like TechwareLabs writer Mike Bosse and love Ubuntu, but hate the way the default orange theme looks? Today he shows us how to kick the ugly right out of Ubuntu by modifying the user interface to get the most out of it. This simply 3 page step by step guide will have your Ubuntu more appealing to the eye in just minutes.