This is an RCT comparing class-delivered guided CBT self-help using the LLTTF classes, with a DAC who will receive the intervention after 6 months. We will follow-up participants until 6 months, which represents a reasonable level of sustainability. Our trial experience and recent review makes us feel that the delayed treatment arm as opposed to treatment as usual is necessary to maximize recruitment and retention for this population [26]. To address stigma and encourage self-referral (known to address the treatment gap), both recruitment and delivery will take place in community settings and recruit directly through community-based adverts supplemented with advertisements through AOD.