Our Team JoJo Yonce PhD Founder and Medical Director Elizabeth Simpson ND Clinical Director and Physician Dr. Maggie Walker ND Clinic Manager JoJo Yonce PhD Founder and Medical Director Elizabeth Simpson ND Clinical Director and Physician Dr. Maggie Walker ND Clinic Manager Take The First Step On Your Journey With Us Perhaps you have questions you’d like to ask before you make a decision to become a client. Our client coordinator is standing by, happy to answer any questions you have to determine if Asheville Brain Training is right for you. click here