Koperberg alleges that Gibson was behind the 2006 plot to discredit his reputation and accused Gibson at the time of running a smear campaign against him that "bordered on evil". Central to the tension between Koperberg and Gibson was that in 1994, Koperberg parted from his wife after suspecting that Specking and Gibson were having an affair. Gibson and Specking (who had been Gibson's electorate secretary) went on to have a relationship lasting ten years.
Koperberg claims that Gibson was behind the 2006 plot to discredit his reputation, accusing him of running a smear campaign against him that "bordered on evil." The core tension between Koperberg and Gibson stemmed from their separation in 1994 when Koperberg suspected Specking and Gibson were having an affair. Subsequently, Gibson and Specking (Gibson's electorate secretary) formed a ten-year relationship.