She has research interests in early onset complex epilepsy, particularly outcomes and the role of intervention, including surgery and the ketogenic diet, publishing more than 400 peer reviewed primary research articles and 50 review articles. She has edited five books, including a definitive childhood epilepsy text and a ketogenic diet cookery book, as well as written more than 40 chapters. She was listed as “one in 1,000 Citation Elite” on Clarivate’s annual ‘Highly Cited Researchers List’ 2019, 2021, 2022 and 2023. She was awarded an OBE in 2015 for her services to Children with Epilepsy. She has been awarded two honorary doctorates, one in Tartu and the second in Gothenburg, and in 2017 was awarded the American Academy of Neurology Sidney Carter award for Child Neurology. In 2018 she received the Frank Ford award for contributions to child neurology by the International Child Neurology Association, and the Clinical Research Award from the American Epilepsy Society.