The British prime minister’s former media advisor has been jailed for 18 months for plotting to hack phones while boss of the News of the World paper.<br /><br />The 46-year-old was found guilty last week of conspiring to intercept voicemails at the now-defunct Sunday tabloid following an eight-month trial at the Old Bailey.<br /><br />Last week, the jury found his former boss and ex-lover Rebekah Brooks not guilty of phone hacking and other allegations.<br /><br />The affair forced David Cameron to apologise for having hired Coulson. On Friday he greeted the sentence by saying it shows “no one is above the law.”<br /><br />The scandal sparked widespread outrage across the country and prompted the paper’s owner Rupert Murdoch to close the 168-year-old tabloid days after news emerged that staff hacked into the voicemails of a murdered schoolgirl, Milly Downer.