Individuals regularly experience fluctuations in the ability to perform cognitive operations. Although previous research has focused on predicting cognitive flexibility from persistent individual traits, as well as from spontaneous fluctuations in neural activity, the role of learning in shaping preparatory attentional control remains poorly…

The authors investigated how human adults encode and remember parts of multielement scenes composed of recursively embedded visual shape combinations. The authors found that shape combinations that are parts of larger configurations are less well remembered than shape combinations of the same kind that are not embedded. Combined with basic…

Observational, exploratory and verbal learning, and verbal and imaginal processes of Pueblo Indian children were compared with those of non-Indian (Anglo and Chicano) children. Both Pueblo and non-Indian adults and children were observed, interviewed, and asked to carry out various tasks. The children attended either a Tanoan or a Keresan day…