Examples: Assassin, con artist, doctor, gymnast, musician.

You gain a boost to your choice of one of the following skills: Agility, Intellect, Strength, Will. The skill you choose should be relevant to your area of expertise.

This perk reflects mastery of a specific discipline or body of knowledge. When presented with a trained-only task (see Trained-Only Tasks) that falls under your area of expertise, you are automatically considered to have the necessary qualifications.