Harriët Jager-Wittenaar is professor of Malnutrition and Healthy Ageing at the professorship Healthy Ageing, Allied Health Care and Nursing.
Within her research line, Harriët Jager-Wittenaar focuses on proactive prevention and treatment of malnutrition in people with chronic illnesses and older adults, with the aim of increasing the number of healthy life years, quality of life and participation in society. The research programme works closely with practice partners in primary, secondary and tertiary care. The main themes within the programme are: Evidence-based dietetics, Interprofessional collaboration and Transmural nutritional care.
Since 2023, prof. dr. Harriët Jager-Wittenaar has also been professor by special appointment of Dietetics and Transmural Nutritional Care at Radboud university medical center, Nijmegen: a chair established by the Dutch Association of Dietitians. Since 2021, she has also been a guest professor at the Vrije Universiteit Brussel.
Harriët Jager-Wittenaar is a national and international leader in the field of malnutrition and a highly sought-after speaker. From 2017 to 2021, she led the European Specialist Dietetic Network on Older Adults within the European Federation of Associations of Dietitians (EFAD), and from 2021 to 2023, she led the EFAD-ESPEN Working Group within EFAD. She is also co-leader of the international Global Leadership Initiative on Malnutrition (GLIM) Implementation Working Group and co-leader of the GLIM Risk of Malnutrition Working Group. In addition, she is co-developer of the ESPEN LLL Course Nutrition Support in Cancer.
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Prof. dr. Harriët Jager-Wittenaar
Professor Malnutrition and Healthy Ageing
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