Perceptual Attentional Set-Shifting Is Impaired in Rats with Neurotoxic Lesions of Posterior Parietal Cortex

This work was supported in part by National Institute on Aging Grant R03-AG17337. M.G.B. is an Alfred P. Sloan Research Fellow. We thank Drs. Elizabeth Gaffan and Joshua Rodefer for helpful comments on this manuscript.

Correspondence should be addressed to Dr. Mark G. Baxter, Department of Psychology, Harvard University, 906 William James Hall, 33 Kirkland Street, Cambridge, MA 02138. E-mail: mbaxter{at}wjh.harvard.edu.