NEUROSCIENCE:
Neurons Weigh Options, Come to a Decision
Marina Chicurel
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.