The rigidity construct is reinterpreted in terms of the cognitive developmental approach. A review reveals both cognitive and developmental themes, with an emphasis on the structural and operational properties of rigidity. Notes weaknesses of previous approaches to rigidity and discusses implications and predictions from the proposed model.…

Aspects of daydreaming and associated mental activity were examined for sex differences in well-educated middle class Whites aged 17 to 92 years. Females reported daydreams of a problem solving nature, and lower levels of daydreams of a sexual, bizarre-improbable, heroic and achievement-oriented nature. Daydreaming contents decreased with age.…

Suggests that cycles of stress and anxiety in middle age may have a developmental etiology and may be a necessary part of the developmental process. Proposes reintegration of the cognitive structure to accommodate new elements reduces stress, leaving the adult changed with respect to certain beliefs. (Author/JAC)