Barbara Marriage is a consultant in the area of pediatric nutrition. She was a Senior Associate Research Fellow leading the Pediatric Nutrition Science and Innovation group at Abbott Nutrition until May 2021 where she was responsible for clinical research and scientific support for pediatric products globally. She has held positions as Global Science Lead for Pediatric Specialty Nutrition, Associate Director in Global Regulatory Science and Innovation and Manager of the Pediatric Clinical Nutrition group. In that role, Barbara was responsible for clinical research in infant nutrition, pediatrics and maternal nutrition. She is a former graduate of the University of Guelph and completed her Master’s and PhD at the University of Alberta. Her PhD work was nutritional management of mitochondrial disorders. Before joining Abbott in 2002, she worked for over 20 years as a clinical research dietitian with extensive experience in pediatric nutrition and management of patients and families with inborn errors of metabolism. Her research interests include human milk oligosaccharides, gastrointestinal disorders, allergy and inborn errors of metabolism. Dr Marriage has published over 30 articles in peer-reviewed journals, written book chapters and newsletters, and has given many presentations on nutrition related topics.