Adjusts and refines psychological formulations drawing upon different explanatory models and maintaining a number of provisional hypotheses. Evaluates and makes decisions about treatment options, taking into account both theoretical and therapeutic models and complex factors concerning historical and developmental processes that have shaped the individual, family or group. The post holder may be required to undertake duties not specified in the job description, but which are commensurate with the role and/or band as required by service need. The post holder may be required to work in locations other than those specified in the job description as required by service need. The post holder may be required to work flexible hours as required by service need. There may be a requirement to change the job description in light of developing service needs.