Conservative ideology favours privatisation which they see as the most effective means of achieving social control in the justice sector. Dame Glenys Stacey, the ten head of probation service, said in 2019 that the part-privatisation was "irredeemable flawed" and that it was difficult to see how people could have confident in the service while it "remains subject to pressures of commerce", She concluded that the core work of engaging with offenders, monitoring them and helping their rehabilitation should be in public hands.