Matthew Elliott is the co-founder and Chief Executive of the TaxPayers' Alliance. He was born and brought up in Leeds and after studying at the LSE he worked for Bill Cash's European Foundation and in the House of Commons and the European Parliament.
The TaxPayers' Alliance was founded in 2004 and campaigns for lower taxes. It currently has over 15,000 supporters and won the 2006 ConservativeHome "One to Watch" award.
You can leave questions for Matthew in the thread below or email them here.