Why did most Australian opinion polls inaccurately predict that the Labor Party would defeat the Coalition in this past weekend's Federal election? 

How can opinion polls be designed to be more representative and accurate? 

Our Head of Statistics, Professor Scott Sisson (pictured left) has co-authored this very timely piece in The Conversation with Professor Adrian Barnett (President of the Statistical Society of Australia & QUT):

"Here’s how to make opinion polls more representative and honest".