1. Centre for Dementia Studies Brighton & Sussex Medical School Brighton UK
2. School of Humanities and Social Science University of Brighton Brighton UK
3. Surrey Clinical Trials Unit Department of Clinical and Experimental Medicine University of Surrey Guildford UK
4. School of Psychology University of Sussex Brighton UK
5. Surrey Sleep Research Centre Department of Clinical and Experimental Medicine University of Surrey Guildford UK
6. UK Dementia Research Institute Care Research and Technology Centre Imperial College London and the University of Surrey Guildford UK