Kari Williams not just a licensed barber, professional hair designer, stylist and natural hair care specialist, but Kari Williams is a doctor, too. Dr. Kari Williams, as she is known, is an educator and consultant on proper hair care and products, Board Certified Trichologist through the American Association of Drugless Practitioners’, as well as the Founder and CEO of Mahogany Hair Revolution Salon and Trichology Clinic. Oh, ...