Contents. List of Contributors. Preface (M.P. Mattson and J.W. Geddes). Toward a Cognitive Neuroscience of Normal Aging (P.R. Rapp and M. Gallagher). The Neuronal Cytoskeleton: Changes Associated with Age, Neurodegenerative Disease, and Neuronal Insult (J.W. Geddes and A.I. Matus). Structural Changes in the Aged Brain (D.W. Dickson). Cerebrovascular Changes in the Aging Brain (J.C. de la Torre). Metabolism of the Aging Brain (J.P. Blass, G.E. Gibson, and S. Hoyer). Contribution of Mitochondrial Alterations to Brain Aging (G. Benzi and A. Moretti). Protein Oxidation Processes in Aging Brain (D.A. Butterfield and E.R. Stadtman). Neuroendocrine Aspects of the Aging Brain (P.M. Wise, J.P. Herman, and P.W. Landfield). Changes in Neurotransmitter Signal Transduction Pathways in the Aging Brain (J.F. Kelly and G.S. Roth). Food Restriction and Brain Aging (C.E. Finch and T.E. Morgan). Neurotrophic Factors and the Aging Brain (M.P. Mattson and O. Lindvall). Index.