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 a model of cognition and emotion that suggests that feedback between cognition and emotion generates, maintains, and reconfigures interpretations of emotion-eliciting events at micro- and macrodevelopmental time scales and that personality and behavior self-organize in response to fluctuations in perception or cognition and trace…

This article examines the view of infants as passive recipients of social stimulation. It is argued that progress in the understanding of sociopersonality development will be achieved only when the competence of infants and the multidimensionality of the infant social world are acknowledged. (MS)