Final answer:
Being artistic is not essential to being a creative person. Creativity involves generating new ideas and can manifest in any domain, not just in the arts. Important traits for creativity include domain-specific knowledge, risk-taking, intrinsic motivation, and tolerance of ambiguity.
Step-by-step explanation:
The personality trait that is not essential to being a creative person is being artistic. Creativity is about generating new ideas and solutions, and while it is often associated with the arts, it is not limited to artistic activities. A person's creativity can manifest in various domains, whether they are artistic or not. Essential traits for creativity include having knowledge in a particular domain, being willing to take risks, being motivated by the work itself, and having a tolerance of ambiguity. These traits support one's capability to think innovatively and pursue creative endeavors in any field.