hi your doing the right thing by contacting social worker who im sure will support him through these diabolical changes with all benefits,and yes im fairly sure he will need to be re assessed its now called pip and its said to be alot harder to proove that you fit the criteria.it will be my job to get my son through all of this,i 2 am having mega problems sorting out his benefits at the moment as he like thousands of others has a mental health problem you wouldnt believe how badly we are being treated by these nasty job centre bods who now tell me they want to move him nearer the job market,what a laugh ,and he is a recluse[almost]fight the fight,i shant give in.hope its ok to ask you and anyone else with similar probs to look at RETHINK sight and sign the petition..its such a cruel world.wish you all the best and everybody else having problems.happy to try and help if anyone needs a bit of advice im not proffesional just well experianced ..scuse the spelling