There is controversy in Belgium over news the ex-wife of a serial child killer is to move into the home of a former judge.<br /><br /> Christian Panier has offered to rent out part of his house to Michelle Martin, who spent 16 years in prison for being an accomplice of Marc Dutroux. <br /><br /> The ex-judge says he has decided to risk controversy to give someone a chance at rehabilitation.<br /><br /> “I really believe that reinsertion is what makes the difference between revenge justice and civilised justice,” he told a Belgian television station. <br /><br /> “As the nuns at the convent that welcomed her in Malonne said: there is always a glimmer of humanity deep in the heart of someone who has done something evil.”<br /><br /> Michelle Martin was freed on parole in 2012, sparking demonstrations.<br /><br /> She has been living in a convent since then, but the nuns are moving and do not want Martin to stay with them. <br /><br /> First detained in 1996, she was jailed for complicity in the deaths of two young girls found starved to death in a secret