Prof. Ólöf Guðný Geirsdóttir is currently a professor of nutrition at the University of Iceland’s Faculty of Food and Nutrition. Her main subjects of the research are the nutritional status of the elderly and age-related loss of function related to nutrition. The study investigates how food choices and nutritional status can impact well-being and skills in ageing or following a hospital stay. She has also worked on recommendations for food and nutrition for older age groups in collaboration with the Swedish National Institute of Public Health and on updating the new Nordic recommendations for protein intake. Her research interests focus on the nutritional status of older adults and how nutrition can influence age-related loss of function. In addition, she was part of the working group that published the Icelandic recommendations for food and nutrition for older age groups and contributed to the new Nordic recommendations for protein intake.