This document describes different personality traits associated with different areas of the horse's brain and different types of personalities. Traits associated with an extroverted right-brain personality include being energetic, exuberant, charismatic, but also naughty, bossy, and stubborn. Traits of an introverted right-brain personality include being low-key, disinterested, and hesitant. Positive traits described include being a fast learner, playful, smart, calm, consistent, and obedient. The document provides descriptions to assess and characterize a horse's personality type and traits.