Turns out you don’t have to be Phil Hellmuth or Vanessa Rousso to be a master at reading poker tells because we humans have particular behavioural reactions to specific situations – and it’s all in the eyes. A recent study in everyone’s favourite journal, Current Biology, has revealed that when asked to state a random series of 40 numbers between one and 30, researchers were able to predict what each number was before it was spoken. Wow, is this how Elin Woods worked out how many cocktail waitresses Tiger had slept with? This study is something of an, erm, eye-opener for poker players but what do you do when your opponent is wearing shades? And more to the point, how do you come up with 40 numbers between one and thirty? Read more.