Relatives of Russian Prisoners: Judith Pallot , Professor of the Human Geography of Russia at the University of Oxford talks to Laurie Taylor about her research into the experiences of the wives, mothers, girlfriends, daughters who, as relatives of Russia's three-quarters of a million prisoners, are the "invisible victims" of the country's harsh penal policy. She's joined by Laura Piacentini, Professor of Criminology at the University of Strathclyde.

Also, how to bridge the boundary that divides prison and society. Jennifer Turner, Lecturer in Human Geography at the University of Liverpool, discusses her study.

Producer: Jayne Egerton.