Baroness Walmsley was raised to the peerage as Baroness Walmsley of West Derby in the County of Merseyside in 2000, whereupon she took the Liberal Democrat Whip. She was the party's spokesperson in the House of Lords on Education & Skills (2001–2003); Home Affairs (2003–2004); and again for Education & Skills from 2004 onwards. Her recreations include music, the theatre, gardening, rowing and "good company". She is a member of the Parliamentary Choir and was its Chairman from 2004 to 2006.