‘When determining the lawfulness of the continued immigration detention of a person with mental illness the court’s role was to supervise the decisions made by the Home Secretary for their compliance with the law, applying the Wednesbury test of unreasonableness, and was not that of a primary decision-maker such that it had to make its own choice between medical experts.’
WLR Daily, 17th July 2014
Source: www.iclr.co.uk