Don A. Ballington, MS, served as program coordinator of the pharmacy technician training program at Midlands Technical College in Columbia, South Carolina for 27 years. He has also served as president of the Pharmacy Technician Educators Council and in 2005 received the council?s Educator of the Year award. He has been a consulting editor for the Journal of Pharmacy Technology, and over the course of his career at Midlands Technical College, he has developed high-quality training materials for pharmacy technicians?made available in Pharmacy for Technicians, Pharmacy Calculations for Technicians, and Pharmacy Practice for Technicians published by Paradigm Publishing. Robert J. Anderson, PharmaD, has more than 40 years of experience in academic and pharmacy practice, having worked in both independent and chain community pharmacies. Dr. Anderson is professor emeritus at the Southern School of Pharmacy at Mercer University in Atlanta, Georgia, and is currently a part ? time community pharmacist. He is also president of RJA Consultants, LLC for legal consulting. He has been a guest lecturer in clinical pharmacology at several state nurse practitioner programs, as well as a clinical pharmacy specialist at Kaiser Permanente, Southeast Region, in Atlanta. He is co- author of third, fourth, and fifth editions of pharmacy practice for technicians.