Nutbeam, Tim https://orcid.org/0000-0003-0814-9240
Fenwick, Rob https://orcid.org/0000-0002-8340-3109
Marritt, Ian https://orcid.org/0009-0005-7638-8528
Lee, Brian
Staveley-Wadham, Luke https://orcid.org/0009-0009-8016-039X
Lang, Nigel https://orcid.org/0000-0001-7044-3489
Johnson, Louise https://orcid.org/0000-0003-4655-8141
Mattock, Nicolas https://orcid.org/0000-0001-8659-3756
Ogilvie, Jane
Foote, Emily https://orcid.org/0009-0006-3699-3122
Screech, Francis https://orcid.org/0009-0004-3628-9851
Lebeau–Humarau, Lara https://orcid.org/0009-0003-6883-0473
Leech, Caroline https://orcid.org/0000-0002-5301-9798
Funding for this research was provided by:
Road Safety Trust (Bystander1, Bystander1)
Article History
Received: 26 June 2025
Accepted: 1 August 2025
First Online: 19 August 2025
Declarations
:
: The Health Research Authority Research decision tool concluded that this project is not research and as such further ethical review is not required. All Delphi SMEs provided informed consent electronically prior to participation.
: Not applicable.
: The authors declare no competing interests.