is a senior product engineer with Hermes Abrasives and has more than 25 years of experience in grinding machine tools and applications engineering. During his career he has held positions in management and worked in applications engineering for the aerospace, power generation, and medical-device industries. He can be reached by sending e-mail to cncgrind@earthlink.net. The author would like to thank United Grinding Technologies and Hermes Abrasives Ltd for the artwork used in this article.