It is hard enough to complete a PHD, but imagine doing it without access to libraries or the Internet. One inmate from the maximum security Macquarie Correctional Centre in Wellington in Central West NSW has completed a PHD designing and constructing  hydroponic garden that grows fresh vegetables for the prison population. How did he do it?

Guest: Dr Christian Tietz, Senior Lecturer, Industrial Design, UNSW

How maximum security prison inmates and officers worked together to create a farm behind bars The Conversation.