Criticism of the Work Capability Assessment group of experts — a professor of psychiatry, a consultant psychiatrist in learning disability, a professor of rheumatology, and an expert in human resources — reviewed the WCA in 2013 and concluded that "the WCA produced consistent results on the whole, and is an accurate indicator of work capability compared with expert opinion". But in the year that the study was published, the firms running back-to-work training for people on ESA said they had "ongoing concerns about the accuracy of the WCA". And in 2014, Atos announced that it had come to the conclusion that "the WCA is not working
Claimants Union based on participatory democracy. They challenged the way the Supplementary benefit appeal tribunals were run, arguing that with staff appointed from within the Department of Health and Social Security, the very organisation which implemented Supplementary Benefit, the tribunals were hardly independent. Claimants Union A Claimants Union is a grassroots organisation based on self-help and mutual support to enable those entitled to welfare benefits to make successful claims for that benefit. They were particularly prevalent in the United Kingdom following the establishment of the Welfare State. Cross party support led to the introduction of a Welfare State in the UK by