the heat target deliver faster access to mental health services by delivering weeks referral to treatment for psychological therapies from december was approved by the scottish government in november and is currently being implemented in health boards the objective is to deliver ontime evidencebased psychological therapies to efficiently and effectively treat mental disorders for instance the psychological therapies matrix has been developed as a guide to help health boards to deliver efficient and effective psychological therapies in order to achieve this objective the matrix summarises the most uptodate advice on evidencebased interventions provides the necessary training for delivering safe and effective therapies and identifies the key gaps in mental health services the driver diagram has been developed to support the implementation of the target across the health board activities it is a method conceived to identify the parts of the mental health delivery system that need to be improved and then to make recommendations for specific changes