Disguise
If you need to escape the long arm of the law this skill is really handy. Who's going to suspect a nice old lady?
You can learn about this skill from the item or book Basic Disguise.
You can learn about this skill in a school or university which offers a class in it, or you can learn it from an apprenticeship with a master.
Prerequisites
In order to learn this skill, you must first have enough stars in the following skills.