Associate Professor Michael Leach writes in The Conversation, about Pauline Hanson’s attempt at a ‘come back’: ‘Despite being One Nation’s birthplace, Queensland in 2015 may not suit the reunion gig given the state has no upper house. While Queensland’s optional preferential system does make it harder for the majors to block a third party, the almost inevitable major swing against the Newman government is unlikely to prove fertile ground for a minor party resurgence.’