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
Incapacity Benefit welfare budget. In 2015 the Office for Budget Responsibility (OBR) found that no savings had been made to date: the sickness benefit budget remained at more than £13billion a year. Furthermore, because many more claimants than forecast were being placed in the Support Group, the government's fiscal watchdog "raised" its estimate for spending on sickness benefits by one billion pounds a year. In 2016 the OBR said that the reforms had still made no impact on the level of welfare spending — although a simple freezing of benefit payments, so that they did not rise with inflation, had made some