 Complete the following phrase:  Michael Thomas Brace born 19 June 1950 is a former paralympic skier, social worker and leader of disabled charities. He was Chief Executive of Vision 2020 UK 2001-2012 and served as Chairman of the British Paralympic Association 2001-2008. He was blinded at the age of ten by an accident with a firework and subsequently attended Linden Lodge School for the Blind in Wimbledon. He gained a Diploma in Social Work from the Polytechnic of North London in 1976 and in the same year competed as a cross-country skier in the 