Sydney Morning Herald | Tony Abbott urged to sack 'dark solitary' Peta Credlin Sydney Morning Herald She was constantly attacked in the media, which was fed damaging stories by disgruntled Coalition MPs right until Tony Abbott was replaced on September 14. Peta Credlin, the prime minister's chief of staff, became one of the public symbols of the ... Letters expose Lib split over Rudd Tony Abbott's legacy is keeping us safe Tony Abbott betrayed our friendship, says Philip Higginson |