About the Authors

Clive Ballard

Contributed equally to this work with: Clive Ballard, Anne Corbett

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

c.ballard@exeter.ac.uk

Affiliation Exeter University Medical School, Exeter University, Exeter, United Kingdom

Anne Corbett

Contributed equally to this work with: Clive Ballard, Anne Corbett

Roles Formal analysis, Investigation, Validation, Writing – original draft, Writing – review & editing

Affiliation Exeter University Medical School, Exeter University, Exeter, United Kingdom

Martin Orrell

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliations Institute of Mental Health, University of Nottingham, Nottingham, United Kingdom, Division of Psychiatry and Applied Psychology, Institute of Mental Health, University of Nottingham, Nottingham, United Kingdom

Gareth Williams

Roles Formal analysis, Visualization, Writing – review & editing

Affiliation Wolfson Centre for Age-Related Diseases, King’s College London, London, United Kingdom

Esme Moniz-Cook

Roles Funding acquisition, Methodology, Supervision, Writing – review & editing

Affiliation Faculty of Health and Social Sciences, University of Hull, Hull, United Kingdom

Renee Romeo

Roles Formal analysis, Investigation, Software, Writing – original draft

Affiliation Oxford Health NHS Foundation Trust, Oxford, United Kingdom

Bob Woods

Roles Conceptualization, Funding acquisition, Methodology, Resources, Supervision, Writing – review & editing

Affiliation Dementia Services Development Centre Wales, Bangor University, Bangor, United Kingdom

Lucy Garrod

Roles Investigation, Project administration, Writing – review & editing

Affiliation Oxford Health NHS Foundation Trust, Oxford, United Kingdom

Ingelin Testad

Roles Investigation, Project administration, Supervision, Writing – review & editing

Affiliations Exeter University Medical School, Exeter University, Exeter, United Kingdom, Centre for Age-related Medicine (SESAM), Helse Stavanger University Hospital, Stavanger, Norway

Barbara Woodward-Carlton

Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

Affiliation Alzheimer’s Society, London, United Kingdom

Jennifer Wenborn

Roles Investigation, Project administration, Supervision, Writing – review & editing

Affiliation Division of Psychiatry, University College London, London, United Kingdom

Martin Knapp

Roles Conceptualization, Formal analysis, Methodology, Writing – review & editing

Affiliation London School of Economics, London, United Kingdom

Jane Fossey

Roles Conceptualization, Funding acquisition, Methodology, Project administration, Supervision, Writing – original draft

Affiliation Oxford Health NHS Foundation Trust, Oxford, United Kingdom

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interest: CB reports grants and personal fees from Acadia pharmaceutical company, grants and personal fees from Lundbeck pharmaceutical company, personal fees from Napp pharmaceutical company, personal fees from Roche pharmaceutical company, personal fees from Orion pharmaceutical company, personal fees from Bial pharmaceutical company, personal fees from Bristol Myer Squibb pharmaceutical company, personal fees from Otusaka pharmaceutical company, personal fees from Novartis pharmaceutical company, personal feees from Sunovion, outside the submitted work; AC reports personal fees from Lundbeck, personal fees from Novartis, personal fees from Bial, personal fees from Acadia, personal fees from Sunovion, outside the submitted work; MO, JF, JW, EMC, BW, AC and CB report grants from NIHR, during the conduct of the study. All other authors have nothing to disclose.