There is a long-standing principle that they should be accorded rights and entitlements that are not available to convicted and sentenced prisoners.
Yet far from being treated more favourably, this thematic review has shown that they all too often receive less support and help than convicted and sentenced prisoners.
This is not just a question of addressing injustice in the treatment of the individuals concerned, but ensuring that costly prison places are not used unnecessarily and that everyone is given the chance to leave prison less likely to commit offences than when they arrived.
More top news
Disney has sealed a £39 billion takeover of 21st Century Fox's entertainment assets, including the group's 39% stake in Sky.
The Iraqi citizens won High Court damages against the government for alleged ill-treatment and unlawful detention during the Iraq War.
Médecins Sans Frontières says at least 6,700 of the deaths have been attributed to violence - including 730 children aged five or below.