Donald was a founding principal and CEO of the healthcare communications company Vox Medica, Inc., an independent company founded in 1953. He retired from the company in 2016. For 13 years, Donald practiced as a clinical pharmacist, educator and administrator at Thomas Jefferson University Hospital, Thomas Jefferson University and the Philadelphia College of Pharmacy and Science. He was appointed CEO of Vox Medica, Inc., in 2003 and he has been an integral part of the leadership team since joining the organization in 1986. He has served as director for multiple associations including the Health Promotion Council of Southeastern Pennsylvania, the Healthcare Communication and Marketing Association, the Center for Proper Medication Use, The Coalition for Healthcare Communications, St. Andrew’s Society of Philadelphia, the Institute for Safe Medication Practices, and several civic associations. He also serves as a trustee and is a member of several committees at the University of the Sciences in Philadelphia. He is a Senior Scholar in the School of Population Health and Policy at Jefferson Medical College and a Fellow at the College of Physicians in Philadelphia. He has a BSc in pharmacy and a Doctor of Pharmacy degree from the Philadelphia College of Pharmacy and Science (now University of the Sciences).