Contents: Preface. S.T. Parker, Piaget's Legacy in Cognitive Constructivism, Niche Construction, and Phenotype Development and Evolution. S.T. Parker, Piaget's Phenocopy Model Revisited: A Brief History of Ideas About the Origins of Adaptive Genetic Variations. T.W. Deacon, Beyond Piaget's Phenocopy: A Baby in the Lamarckian Bath. K.R. Gibson, Human Brain Evolution: Developmental Perspectives. C.E. MacLeod, Cerebellar Anatomy and Function: From the Corporeal to the Cognitive. V. Gallese, From Mirror Neurons to the Shared Manifold Hypothesis: A Neurophysiological Account of Intersubjectivity. E. Bates, Plasticity, Localization, and Language Development. D.I. Slobin, From Ontogenesis to Phylogenesis: What Can Child Language Tell Us About Language Evolution? R.J. Senghas, A. Senghas, J.E. Pyers, The Emergence of Nicaraguan Sign Language: Questions of Development, Acquisition, and Evolution. A. Karmiloff-Smith, M. Thomas, Can Developmental Disorders Be Used to Bolster Claims From Evolutionary Psychology? A Neuroconstructivist Approach.