Andrew Stunell had a long track record as a political activist before winning his Hazel Grove seat in 1997.
He has stood for Parliament in every general election since 1979.
Mr Stunell is seen as a committed advocate of constitutional change both in local and national government.
He is an expert on political process and a committed advocate of constitutional change in both local and national government.
After serving as Liberal Democrat deputy chief whip throughout the 1997 Parliament, he was elected chief whip by Lib Dem MPs in 2001.
He now moves to a more prominent frontbench position, taking on John Prescott.