News of the WeekNeuroscience

Neurons Weigh Options, Come to a Decision

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Science  15 Mar 2002:
Vol. 295, Issue 5562, pp. 1995-1997
DOI: 10.1126/science.295.5562.1995b

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In the 14 March issue of Neuron, a team reports tracking a crucial step in the decision-making process: neurons' ability to keep a trace of recent events in memory while making a comparison. Researchers observed for the first time the complete unfolding of a decision-making process as reflected by the activities of neurons in a brain region called the medial premotor cortex.