Many people who have failed the WCA medical have appealed but the exact figures aren't easy to find on the DWP website. But a quick online search suggests 40% successful appeals. Let me quote a parent who spoke about his own experiences of caring for his disabled son, in a speech to the 'Research Autism' conference in 2009. He said: "The very painful thing about disability – whether your own or your loved one's – is the feeling that the situation is out of your control. When the system that surrounds you is very top-down, bureaucratic, inhuman, that can only increase your feelings of helplessness ... but I do believe there are moments of despair, helplessness and frustration that could be directly alleviated by the work of government."
His name? David Cameron.