Nick Fox is Professor of Clinical Neurology at UCL's Institute of Neurology where he is Director of the Dementia Research Centre, Joint Head of the Department of Neurodegeneration, and a founder member of the UK Dementia Research Institute. 
He is active clinically as a Consultant Neurologist at the National Hospital for Neurology and Neurosurgery where he runs a specialist cognitive clinic.

He has clinical and research interests in young onset and familial dementias. He helped set up the first support groups for these devastating disorders.
His research has focused on improving diagnosis in dementia and using imaging and biomarkers to assess novel therapies. He established the Leonard Wolfson Experimental Neurology Centre at UCL to accelerate the search for effective treatments and to train the next generation of research leaders.

He is listed as one of Clarivate's most Highly Cited Researchers globally and has received a number of awards including the 2017 Weston Brain Institute International Outstanding Achievement Award, the Royal College of Physicians of Edinburgh Alexander Morison Medal for 2018 and the Grand Prix Européen 2022.