Criticism of the Work Capability Assessment oversaw the study" and named the lead experts as a professor of psychiatry, a consultant psychiatrist in learning disability, a professor of rheumatology, and an expert in human resources. The review's conclusion was that "the WCA produced consistent results on the whole, and is an accurate indicator of work capability compared with expert opinion". But the following year the firm that had carried out millions of WCAs on behalf of the DWP since 2008 said it had come to the conclusion that "in its current form, the WCA is not working for claimants, for DWP or for Atos Healthcare". The
Employment and Support Allowance describe this idea and referred to it in-house as "the AME-DEL switch". In July 2008 a Green Paper was published, which James Purnell said was "inspired by the reforms proposed by David Freud". It declared that "between 2009 and 2013, all Incapacity Benefit claimants will be reassessed using a medical assessment called the Work Capability Assessment" that would divide them into three groups: fit for work; unfit for work but fit for "work-related activity"; or fit for neither. In the same month, Professor Paul Gregg was asked by the DWP to conduct a feasibility study of "conditionality" - a compulsory