Marcia Nahikian Nelms is currently a professor of clinical health and rehabilitation sciences and director of the dietetic internship in the Division of Medical Dietetics-College of Medicine at Ohio State University and a registered dietician. She has practiced as a dietician and public health nutritionist for over 25 years. Her clinical expertise centers on the development and practice of evidence-based nutrition therapy for a variety of conditions including diabetes, gastrointestinal diseases, and hematology-oncology for both pediatric and adult populations, as well as the development of alternative teaching environments for students receiving their clinical training. She is the lead author of Nutrition Therapy and Pathophysiology (2016) and Medical Nutrition Therapy: A Case Study Approach (2014), both published by Cengage Learning. In addition, she has contributed to the Academy of Nutrition and Dietetics Nutrition Care Manual sections on gastrointestinal disorders and is the author of numerous peer-reviewed journal articles and chapters for other texts. Dr. Nahikian Nelms has received the Governor's Award for Outstanding Teaching for the State of Missouri, the award for Outstanding Dietetic Educator in Missouri and Ohio, and the PRIDE award from Southeast Missouri State University in recognition of her teaching.