Not all Chardonnays are created equal

Remember the old Sesame Street song, ‘One of these things is not like the other’? 

Ten glasses of Chardonnay on the table in front of me, all served blind. Each is the top-selling wine in Australia at its price point, ranging from under AU$10 to well over AU$100 (£5.30–£53/$7–$70; the list of wines is below). The point of the exercise: I have to taste the wines and choose which I think is the cheapest, which the most expensive, and which is my favourite...