But to see Johnson as a one-time radical turned national treasure is not quite accurate.
Moroever, some studies suggested that the radical treatment has a better prognostic (Treasure et al, 2011).
He is also the man accused of evicting this £6bn treasure from its rightful home – and of betraying the radical vision of the man who created.
Because of their liberal ways the Alevis are treasured by secular-minded Turks as the best insurance against radical Islam.
Costs were cut, and treasured outfits such as the BBC's radiophonic workshop – that radical locus for electronic music and experimental sound design – closed down.
Barring a radical re-definition of purpose, this is an enterprise which promises to continue, consuming lives and treasure, for a long, long time.
As an aspiring national treasure, behind Judi Dench but ahead of Paul Hollywood, Lineker's interventions are more powerfully radical than anything you might hear on the Trews.
Is American fundamentalism so very different from the practices of the radical Islamists who, in the uncompromising name of Islamic purity, have disfigured and destroyed the cultural treasures of Timbuktu?
Burdett and Brougham were also treasured acquaintances, though this did not prevent Bentham from expressing scepticism about the dedication to radical reform of the former, or from criticising the latter's proposals to reform the Chancery Court in Lord Brougham Displayed (1832).
