Sentencing: rehabilitation

In this video, Matt Matravers discusses sentencing and rehabilitation. He identifies a number of reasons why rehabilitation might be difficult to implement in practice, and suggests why the concept of rehabilitation itself may be problematic, however well-intentioned its advocates might be.

When you are watching this video, try to reflect on what you know about the other aims of sentencing which we have encountered, namely, desert and deterrence. In what ways are rehabilitative aims similar to and different from those other aims?

Do you find rehabilitation attractive as a sentencing aim? Why (not)?