"Charles has represented the constituency of Ross, Cromarty and Skye since 1983. In August 1999 he was elected as the Leader of the Liberal Democrats, a position in which he took the Liberal Democrats to their most successful election performance for some 80 years when they returned 62 MPs in May 2005. He stood down as Leader of the Party in January 2006. He is the author of The Future of Politics (2001) and is presently researching a project on youth and minority issues, arising from his period (2007) as a Visiting Parliamentary Fellow at St Antony's College, Oxford."
- Advisory Board, Action for Renewables
- Patron, Westminster Foundation for Democracy
- Member, All-Party Parliamentary Group on Migration