Katie graduated from Edinburgh University in 1992. She worked in the hospital service of Glasgow and Edinburgh and in General Practice in Fife. She gained her Fellowship in Dental Surgery at the Royal College of Surgeons of Edinburgh in 1996. Katie then completed her Orthodontic Specialist Training, graduating with her Masters Degree from Edinburgh University and her Membership in Orthodontics from the Royal College of Surgeons of Edinburgh in 2000. She has worked in practice as a specialist Orthodontist since 2000.