Discusses the article by Lewis in this issue in the context of complex systems theory. Reviews several concepts of complex systems theory, including self-organization, entropy, phase transitions, stochastic processes, nonlinearity, and attractors. Notes that Lewis highlights the need for psychological models to treat nonlinear processes, chaotic…

Presents propositions fundamental to a comprehensive Marxist theory of personality: five premises about the ontological nature of the person and four about underlying expresssive personality characteristics. Differences between the proposed theory and traditional theories are discussed in terms of sociohistorical influence, the nature of…

Summarizes the major forms of cross-cultural research on personality development and discusses their contribution to developmental research. Also discusses some major issues in research on acculturation. (Author/SS)

Presents a working definition of negativism and a reconstruction of its development in the first year of life. New issues concerning the origins and nature of negativism are raised in the light of recent findings concerning attachment, autonomy, and temperament. Special attention is given to the development of "No" and symbolic negation.…