Age

18–70

Sex

ALL

Healthy volunteers

Not accepted

18 or over and under 70 years of age.
Have MS, diagnosed at least 3 months prior to recruitment.
Have cognitive deficits, defined as performance below the 25th percentile on the Brief Repeatable Battery of Neuropsychological Tests (BRBN).
Able to speak English sufficiently to complete the cognitive assessments and take part in group sessions.
Have access to laptop or PC that supports MS Teams.
Able to give informed consent.

Vision or hearing problems, such that they are unable to complete the cognitive assessments, judged assessor.
Have concurrent severe medical or psychiatric conditions which would prevent participants from engaging in treatment, if allocated.
Are involved in other psychological intervention trials.

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