Dr Kawther Hashem is a Nutrition Researcher at Queen Mary University of London and the Campaign Lead Action on Sugar project of Consensus Action on Salt, Sugar and Health (CASSH), a charity organisation concerned with the effects of salt and sugar on health.

Kawther is Registered Nutritionist with the Association for Nutrition. Alongside her current roles Kawther is also a visiting lecturer on nutrition and food policy at several UK Universities and is regularly invited to comment on nutrition topics in the media.

In 2014, she completed a Masters in Food Policy at City University London and in 2019, she completed her PhD on food reformulation, where she explored the effect of reformulation on sugar content of food and drink products, population sugar intake and health outcomes.