A truly effective criminal justice system would be built on restitution, not imprisonment and punishment. Moreover, government-funded prisons have no incentive to rehabilitate prisons since they receive funding regardless of outcomes.
Let's set aside the politically tempting task of speculating about what might happen in the event of a No Deal Brexit, what can we say with certainty will happen?
While repealing laws and police reforms are important in alleviating mass incarceration, the problem is likely to continue as long as prosecutors are permitted to operate with so few constraints.
Those who are tasked with serving the public interest — but are protected by legal immunity — are well positioned to serve whatever interests they choose.
Even if laws against slander and libel appear good in theory, in practice they are all too often used by the powerful to silence the weak. A respect for free speech demands defamation laws be kept very weak.
Federal criminal prosecutions ought to be abolished and left to the states. But until that happens, abolishing the federal death penalty is a good place to start.
Federal judges have served as loyal foot soldiers for police who enthusiastically use every trick in the book to violate and nullify the Bill of Rights.