Dr Brown is an expert in public health nutrition, food policy, and sustainable dietary guidelines. She works on inter-disciplinary food security projects in the UK, India, and Madagascar. Her research includes the evaluation of food policies (e.g., food labelling and food security programmes) and she has a particular interest in the nutrition risk analysis process: how to assess uncertain evidence and integrate sustainability to effect policy change and make food systems healthier, fairer, and more environmentally sustainable.