K. McCartney, R. Weinberg, Preface. R. Weinberg, Sandra Wood Scarr: Her Intellectual History, Professional Journey, and Legacy. J. Arnett, J.L. Tanner, Toward a Cultural-Developmental Stage Theory of the Life Course. T.J. Bouchard Jr, Strong Inference: A Strategy for Advancing Psychological Science. R. Polomin, The Nature of Nurture. E. Turkheimer, K.P. Harden, B.D’Onofrio, I.I. Gottesman, The Scarr-Rowe Interaction Between Measured Socioeconomic Status and the Heritability of Cognitive Ability. K. McCartney, D. Berry, Whether the Environment Matters More for Children in Poverty. I.D. Waldman, Contributions of African-American Samples to Contemporary Molecular Genetic Research. K. Deater-Deckard, Parenting the Genotype. J. Dunn, Social Relationships and the Development of Understanding Others. M. McGue, W.G. Iacono, Siblings and the Socialization of Adolescent Deviance: An Adoption Study Approach. H.D. Grotevant, R.G. McRoy, Growing Up Adopted: Birth Parent Contact and Developmental Outcomes. C.P. Benbow, D. Lubinski, Extending Sandra Scarr’s Ideas About Development to the Longitudinal Study of Intellectually Precocious Youth. S.W. Scarr, Epilogue.