Table 1 Search strategy

1

Service user involvement OR Service user participation OR Service user engagement OR Service user advisors OR Expert by experience involvement OR Expert by experience participation OR Expert by experience engagement OR Expert by experience advisors OR Patient involvement OR Patient and Public Involvement OR Patient and Public participation OR Patient and Public engagement OR Patient and Public advisors OR Service user and Carer involvement OR Carer involvement OR Carer participation OR Carer advisors OR Coproduction OR Collaboration OR Peer worker OR Peer support OR Peer researchers OR Peer engagement OR Peer participation OR Peer involvement Or Survivor researcher OR Survivor participation OR Survivor involvement OR Survivor engagement

2

Clinical psycholog* OR Social work OR Mental health nurs* OR Research OR Service provider OR Mental health professional

3

Training OR Education OR Mental health education

4

Identity OR Mental health identity OR Service user Identity OR Recovery Identity OR Illness Identity OR Dual Identity OR Becoming OR Identity construct