Barbara Castle, Baroness Castle of Blackburn PC (October 6, 1910 - May 3, 2002) was a British left-wing politician, born Barbara Anne Betts in Chesterfield, Derbyshire (and brought up in Pontefract and Bradford, Yorkshire), who adopted her family's politics, joining the Labour Party. Wikipedia
The definitive Wikipedia entry for Barbara Castle. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Barbara_Castle
In 1968 Castle became Secretary of State for Employment and Productivity (1968-70) and attempted to introduce the government's controversial prices and incomes policy. www.spartacus.schoolnet.co.uk/PRcastleB.htm