School staff trained to deliver personality-targeted substance use interventions to London high school pupils – effectively delaying cannabis use among a subset (those identified as ‘sensation-seekers’).

Key points from summary and commentary
• The Adventure Trial tested the impact of personality-relevant coping skills on cannabis use among London high school pupils.
• High-risk young people were allocated to receive an intervention matched to their specific vulnerabilities (‘hopelessness’, ‘anxiety-sensitivity’, ‘impulsivity’, or ‘sensation-seeking’).
• Cannabis use was effectively delayed only among a subset – those identified as ‘sensation-seekers’