Andrew Kaye is one of the authors of 'The Tipping Point' report into how proposed welfare reforms could affect disabled people.
He says he acknowledges that changes must be made to help the economy, but believes those changes should not be aimed at 'those hardest hit'.
The UK Government says the reforms will mean money is better spent on supporting disabled people.
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As Wales gets involved in the country's biggest sports day - Our Olympians have been getting in on the action.
ITV switched off all of its channels for an hour on Saturday as part of a national sports day event.
A fine start to the weekend with some sunshine, although this will slowly turn hazy during the day as cloud builds.