Professional Societies
http://www.americanboardofclinicalhypnotherapy.com/
http://ericksonian.com/get-certified-truth-hypnotherapy-certifications
American Board of Hypnotherapy
The National Guild of Hypnotists
The American Council of Hypnotist Examiners
The American Association of Professional Hypnotherapists
Oregon Society of Clinical Hypnosis: http://www.oregonhypnosis.org/
Oregon Hypnotherapy Association: https://ohanw.org