<qa>  What will the treatment group receive?Clients in the intervention group will be asked to complete questionnaires a week before and after participation in the 6 week ACT programme. Clients in the comparison group will be asked to complete questionnaires a week before and after receiving 6 weeks of treatment as usual TAU. The treatment group will also receive TAU. All participants will be invited to participate in a focus group at the end of this 8 week period to discuss their involvement in the study. 