Some will claim prisons are just punishment while others think they are a necessary evil. One way or another, however, prisons have existed throughout most of human civilisation.

Some prisons are more closed and more strict than others and some prisons have different sections relating to different types of crimes.

What types of prison exist and how do they work? How are prisoners treated, what rights do they have and what do statistics tell us about prisons and decriminalisation?

Keynote speakers on prisons take a closer look at this difficult topic, trying to provide answers to difficult questions.