Jackie Marshall-Szewczykowski, Certified Biofeedback Specialist

Jackie has been trained using biofeedback techniques since 1993; working under Marguerite L. Johnson N.D. until 2005. She started her own practice (Certified by the Neurotherapy and Biofeedback Certification Board) in 2006 and received certification from the Natural Therapies Certification Board in 2009. She is also a Registered Nutritional Product Advisor since 2004. Jackie is currently studying Homeopathy at the PIHMA/AMCH College in Phoenix, AZ.

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