In addition to skills and create an art, which type of knowledge is important for art therapist to have successfully performed their jobs

Some important types of knowledge for art therapists to have include:

1. Psychological and counseling knowledge: Art therapists should have a solid understanding of psychological concepts and counseling techniques in order to effectively work with clients and help them express their emotions through art.

2. Understanding of human development: Knowledge of developmental psychology can help art therapists understand how individuals of different ages may respond to and benefit from art therapy.

3. Cultural competence: Art therapists should be aware of cultural differences and how they may impact the therapeutic process. This includes being able to adapt their approach to be culturally sensitive and respectful.

4. Artistic knowledge and skills: Art therapists should have a strong foundation in various art mediums and techniques in order to guide clients in creating art that can help them explore and process their emotions.

5. Ethical guidelines and boundaries: It is important for art therapists to have knowledge of ethical standards and boundaries in the field to ensure they are providing safe and effective therapy to their clients.

Overall, a combination of psychological, artistic, cultural, and ethical knowledge is important for art therapists to successfully perform their jobs and help clients through the therapeutic process.