With more than 30 years' experience in infant and childhood nutrition, Marion Noble currently works as a specialist paediatric dietician at the world famous Great Ormond Street Hospital for Children in London.

After gaining her diploma in dietetics in 1976, Marion quickly became a state registered dietician with a special interest in providing early years nutrition guidance for parents, particularly around feeding problems. She went on to work as a specialist paediatric dietician and senior dietician at the Westminster Children's Hospital, Great Ormond Street Hospital for Children and Epsom General Hospital.

Marion is a member of the Paediatric Group of the British Dietetic Association (BDA) and currently a committee member of the BDA's Food Allergy and Intolerance Group. She is also the author of several clinical publications involving infant nutrition and a contributor to the text book "Clinical Paediatric Dietetics", a standard reference work for practicing dieticians.

Marion Noble has also participated in several major research projects and has produced many information sheets and advice leaflets for patients and parents.