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Nature Neuroscience 11, 623–624 (1 June 2008) | doi:10.1038/nn0608-623

The road least taken

Vinod Rao & Lawrence H Snyder

When Robert Frost came to a fork in the road, he famously chose the road less traveled. How did he come to this important decision? He looked carefully at his two options, spent some time deliberating and bravely set forth along his chosen path.