The goal of this case series study is to learn if culturally-adapted cognitive-behavioural therapy is practical, acceptable and safe among Black Sub-Saharan African and Caribbean people experiencing psychosis. The main question it aims to answer is:

Is culturally-adapted CBT for psychosis feasible, acceptable to and safe for Black Sub-Saharan African and Caribbean people experiencing psychosis?

Participants will be asked to:

• Answer some questionnaires about how things are at the moment
• Attend up to 16 sessions of therapy
• Answer the same questionnaires to see what has changed, if anything
• Complete a semi-structured interview about their expectations and experience of therapy

Inclusion Criteria:

• Service users who identify as Black British, Black Caribbean, Black African, African-Caribbean or Mixed African/Caribbean with at least one parent and/or grandparent born in a Sub-Saharan African or Caribbean country
• People with a current ICD-10 schizophrenia spectrum disorder diagnosis, or who are currently receiving or have received support from an Early Intervention in Psychosis team
• 16 years or older
• Sufficient understanding of English to complete study measures and engage with CBTp

Exclusion Criteria:

• Current, primary diagnosis of substance use disorder
• Organic aetiology of psychosis
• Lacking capacity to provide full informed consent
• Currently experiencing a mental health crisis (i.e., are open to a home-based treatment team; are currently under Section of the Mental Health Act or have been under Section in the past 3 months) or immediate high risk to self or others (i.e., current suicidal intent or plans; unmanaged and intense non-suicidal self-injury)
• Currently receiving CBTp or received CBTp within the preceding 3 months
• Unwilling to participate in culturally-adapted CBTp