Now Donoghue is working to make a far more practical system.
It's a career that has given her not only a sweeping overview of the American judicial system, but a practical understanding of how the law works in the everyday lives of the American people.
He needs a governor able to balance the dream of recreating a mythical 19th century banking system with the practical demands of delivering growth in a 21st century economy.
The MPs also recommend that the government overcome political and practical difficulties to develop a pay system that rewards teachers who add the greatest value to pupil performance.
Whether the system can then be turned into a practical method of drug delivery is more questionable.
Only Connect is about just that-preparing our educational system for the future, with a practical strategy that's already showing results.
And though many other countries have such a system, in America it would be neither practical nor realistic.
But, for many situations a full-blown home theater sound system isn't practical.
Still, making the system more just does not, in itself, deliver a practical economic benefit, unless you are in a position to sue.
Either they went to Scotland to be taught, or else they learned at their father's workbench, picking up practical scraps that, combined with evening study, cohered into a system of proper knowledge.
While Jackson and his successors framed economic policy as a matter of limited-government principle, Howe argues that the practical difference was that the Whigs sought to create a coherent national transportation system, while Jackson preferred to dole out projects on an ad-hoc basis to individual states.
Despite the "practical barriers" to income tax devolution, Mr Jones will say there may be scope for a system where part of the Welsh government's resources come from Welsh income tax receipts, but without the devolution of powers to vary income tax rates.
But the efficiency of such a system is proportional to the height of the chimney, notes Mr Michaud, which is limited by practical considerations.
ECONOMIST: Harnessing artificial tornadoes as an energy source
Germany's "dual" education system, combining numerous practical apprenticeships with classroom studies, is widely admired in Europe and seen as a vital factor in Germany's export success.
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