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Denise Moerel, Research Fellow in Cognitive Neuroscience, Western Sydney University

Even in a simple game, our brains keep score – and those scores shape every choice we make

Malte Mueller/Getty Images

There’s an optimal strategy for winning multiple rounds of rock, paper, scissors: be as random and unpredictable as possible. Don’t pay attention to what happened in the last round.

However, that’s easier said than done.

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