Helen is an independent nurse consultant and trainer in immunisation. She is an experienced nurse leader with knowledge across a wide range of nursing practice including working for Local Authority teams, and at the Royal College of Nursing as the Professional Lead for public health. Her special interest is in public health an particularly vaccination and immunisation. She also works for various charities as well as holding a senior lecturer position and at the University of Hertfordshire and is the Chair of the Self-Care forum a national charity working across health and wider organisations to further the reach of self-care.

Dr Catherine Heffernan is currently SWL Public Health Consultant at the Southwest London Integrated Care System and Director of Health Improvement at SWL ICB. She’s also a visiting senior lecturer at King’s College London. She has over 20 years’ experience working on immunisations, including 9 years as Principal Public Health Advisor for Early Years, Immunisations and Vaccination Services at Public Health England and NHS England (London Region). She has also published widely on improving vaccine uptake and coverage.

Dr George Kassianos is a GP National immunisation Lead lor the Royal College or GPs, and President of the British Global & Travel Health Association. He chairs the Pan-European Group RAISE (Raise Awareness or Influenzas Strategies' In Europe - 21 countries) and is a Board member of the European Scientific Working Group on Influenza (ESWI). In October 2020, Her Majesty the Queen appointed Dr Kassianos Commander of the Most Excellent Order of the British Empire (CBEJ Jn Her Birthday 2020 Honours list, for his services to General Practice and Travel Medicine.