Dr. Harry Green, D.D.S. is an authoratative source for information concerning the Tip-Edge System® and the Differential Straight Arch Technique™. He has been teaching general dentists and pedodontists how to incorporate orthodontics into their practice for over 30 years. During that time, he has written articles for magazines and professional journals in the dentistry field. Some of those articles are included on this web site and are available to your left. If you have any questions, please contact Dr. Green for more information.