Karen has worked as an allergy specialist dietitian for many years, overseas in Singapore and in the UK in Southampton, at St Mary’s Hospital, London, and in research at St Thomas’ Hospital, London and currently works for the University of Southampton as a clinical teaching fellow for the Masters of Sciences Allergy degree (MSc). Karen gained a distinction in the MSc Allergy degree and was awarded the AAIR Holgate Award for Excellence in Allergy from the University of Southampton. In 2021, Karen was awarded the Anthony Frew Award for Excellence in Allergy Education by the British Society of Allergy and Immunology. Karen is also joint chair of the British Dietetic Association Food Allergy Specialist Group.