Anyone who meets Phernell knows that Optics and Optometric Business Strategy is his passion. He is a nationally renowned sought after speaker.  He authored the textbook, Pure Optics, used in Optometry and opticianry colleges. Mr. Walker is one of only a few hundred people to earn a Master in Ophthalmic Optics (ABOM). He currently serves as the Vice President of Optometric Relations at Eyefinity and on the American Board of Opticianry and OAA Board of Directors. A Past Adjunct Professor at Pacific University College of Optometry, 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).