Anyone who meets Phernell Walker knows that optics is his passion. He has become a nationally-recognized speaker because of his unique talent for teaching his students everything they need to know to become a professional optician. He authored the textbook, Pure Optics, to help his students prepare for the ABO exams. Mr. Walker is one of only a few hundred people to earn a Master in Ophthalmic Optics (ABOM). He currently serves as the Director of Optometric Relations at VSP Ventures. His educational achievements include an MBA, BS in Business, and an AS in Ophthalmic Optics. He is certified by the both the American Board of Opticianry (ABOC) and National Contact Lens Examiners (NCLEC).