Zuzana Walker is a Senior Lecturer in Psychiatry of the Elderly at University College London. Her main areas of interest are dementia with Lewy bodies, functional and molecular neuroimaging in mild cognitive impairment and dementia, post mortem validation of clinical and imaging findings and new treatments in dementia. She has published a number of key papers on neuroimaging of the dopamine transporter in dementia with Lewy bodies and Parkinson’s disease. She is the lead consultant in the Derwent Memory Clinic.