Dr. Herzberg has been practicing Orthokeratology and myopia control for over thirty- five years. He has lectured extensively on the topic, written numerous articles and holds a patent on the first scleral Orthokeratology design. He is co-founder, President, board member and fellow of the International Academy of Orthokeratology & Myopia Control (IAOMC) and the founder, President and a board member American Academy of Orthokeratology and Myopia Control(AAOMC) formerly The Orthokeratology Academy of America(OAA). He is an advisory board member of the Gas Permeable Lens Institute (GPLI) and a former contact lens design consultant to C&H Contact Lens. He has visiting Professor status at Tianjin Medical University, Shandong Medical University and He Eye Hospital/University.