Education
He gained a Doctor of Philosophy from the University of Liverpool in 1965.
He gained a Doctor of Philosophy from the University of Liverpool in 1965.
He became a mathematics university lecturer and a Methodist local preacher. He served as Vice-president of the Methodist Conference in 1992. Marshall was a Liberal Party councillor on Wallasey Borough Council 1963-1965 and parliamentary candidate for Louth in 1964 and 1966, but joined the Labour Party in 1967.
From 1976-1979, he served as Parliamentary Private Secretary to the Home Secretary, and as Chair of the Select Committee on Trade and Industry.
He left Parliament in 1983, when the Goole constituency was abolished in boundary changes. He fought Bridlington for the Social Democratic Party in 1987, coming second.
He rejoined the Labour Party in 2015. In 2015 he became a Trustee of the Parliamentary Outreach Trust.
Marshall is the author of two published books: Parliament and the Public (Macmillan 1982) and Business and Society (Routledge 1993).
From 1984-2000, he was a lecturer in Management Science at the University of Bradford School of Management.
Marshall was educated at Humberstone Foundation School (also known as Clee Grammar School for Boys for Boys and became the comprehensive Matthew Humberstone School in September 1973) on Clee Road in Old Clee, Cleethorpes, and Magdalen College, Oxford, where he took double first class honours in mathematics and was awarded a University Junior Mathematical Prize in 1961.
In 1985 Marshall transferred to the Social Democratic Party and subsequently became a member of the Liberal Democrats.
45th United Kingdom Parliament. 46th United Kingdom Parliament. 47th United Kingdom Parliament.
48th United Kingdom Parliament]
In a 1971 by-election, Marshall was elected as the Member of Parliament (Member of Parliament) for Goole.