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Science 6 September 2002:
Vol. 297. no. 5587, pp. 1652 - 1653
DOI: 10.1126/science.1076392
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Perspectives

NEUROSCIENCE:
Single-Neuron Arithmetic

Stanislas Dehaene

Can monkeys count? Debates about the numerical abilities of animals have raged among neuroscientists for decades. In a Perspective, Dehaene discusses exciting new work (Nieder et al.) showing that neurons in the lateral prefrontal cortex of the macaque brain encode numbers up to the number five.

The author is at INSERM Unit 562 Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, CEA/DRM/DSV, 91401 Orsay Cedex, France. E-mail: dehaene{at}shfj.cea.fr

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Science. ISSN 0036-8075 (print), 1095-9203 (online)