Which Secretary of State for Work and Pensions, who also served as the MP for Pontefract and Castleford since 1997, is associated with John Webster Robertson?
John Robertson (Glasgow MP):  Until 2010, he was Parliamentary Private Secretary to Secretary of State for Work and Pensions Yvette Cooper. Yvette Cooper: Yvette Cooper (born 20 March 1969) is a Labour Party politician who has been the Member of Parliament (MP) for Normanton, Pontefract and Castleford since 2010, having served as the MP for Pontefract and Castleford since 1997.
Yvette Cooper