Adrian J. Treloar, Oxleas NHS Foundation Trust, Memorial Hospital, Shooters Hill, London SE18 3RG, UK. Email: [email protected], Carol Paton, Oxleas NHS Foundation Trust, Imperial College, London, and the Prescribing Observatory for Mental Health, Monica Crugel, Oxleas NHS Foundation Trust, London, Luke Solomons, South London and Maudsley NHS Foundation Trust, Aparna Prasanna, Hospital of St Cross, Coventry and Warwickshire Partnership NHS Trust, Rugby, Chris Fox, Kent and Medway NHS & Social Care Partnership Trust, UK