They do not need to turn knaves into knights in order to achieve their objectives.
The knaves are defined as ' motivated entirely by the desire to acquire material wealth that they consume themselves for their own benefit' (2003: 25).
Such a person earns the disapprobation from his peers that a knave deserves.
Instead, as time goes by one becomes a knave, someone who routinely acts unjustly, and who therefore acquires the reputation of being a knave.
So would he have subscribed to the view that professionals might be knaves?
He then considers two attenuations to the "sensible knave" problem.
Each time this remains implausible as long as there are strategies speaking both to knaves and knights among providers so that their better judgment is not undermined by knavish motivations.
In fact, if all exhibit such solidarity, loyalty, patriotism, and so on, then they are not entirely the shower of fools, knaves, and charlatans that they seem.