What to Expect From a Private Psychological Assessment 5.2.6 It is crucial that the expert witness you hire is registered with HCPC in the event that you need a psychological evaluation of yourself, a former partner or minors. Also, make sure that they are members of the British Psychological Society. https://wwwiampsychiatryuk60750.blazingblog.com/30146379/what-not-to-do-during-the-general-psychiatric-assessment-industry