Darwin, Zoë
Richards, Lani
Clarke, Amy
Trevena, Kavita
Rehman, Sophia Nahz
Field, Jude
Morris, Nina
Pettyll, Innamana
Aryal, Basanti
Alyousefi-van Dijk, Kim
O’Shaughnessy, Ruth
Horley, Nic
Waddingham, Ed
Babalis, Daphne
Cornelius, Victoria
Fearon, Pasco
Pilling, Steve
Wang, Jiunn
Pizzo, Elena
Fonagy, Peter
Rosan, Camilla
Funding for this research was provided by:
National Institute for Health Research (NIHR131339)
Article History
Received: 12 May 2025
Accepted: 27 January 2026
First Online: 7 February 2026
Declarations
:
: Ethical approval was obtained on 26/11/2021 with the Surrey Research Ethics Committee (Health Research Authority, 3rd Floor, Barlow House, 4 Minshull Street, Manchester, M1 3DZ, UK; + 44 (0)207 104 8144; surrey.rec@hra.nhs.uk), REC ref: 21/LO/0723. The study adheres to the Declaration of Helsinki. Written, informed consent to participate was obtained from all participants.
: Not applicable (details are not presented that would compromise anonymity).
: NH facilitates COS-P groups in this service context and ROS provides clinical leadership in this service context in services that offer COS-P. LR has received COS-P. SNR has shadowed COS-P groups within their Assistant Psychologist role in this service context. We declare no other known competing interests.