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
Criticism of the Work Capability Assessment department was about to publish it anyway or it would not be in the public interest because the data might be misinterpreted. But in August 2015, the DWP was forced to reveal that between December 2011 and February 2014, 2,380 claimants had died after being declared fit for work. However, as Dr Ben Goldacre has explained, an imprecise question in the original FOI request and an unhelpful DWP response — which Goldacre characterised as "essentially a PDF and an excel spreadsheet full of red herrings" — meant that no firm conclusion could be drawn from these figures alone about whether