Suggests study by Kuhn and others (PS 524 345) is too ambitious and that the processes described are not wholly representative of developmental stages. Argues the methodology of study was progressive problem solving, and that experimenter's questions resulted in contrived stages. (JW)

Argues for a new approach to empirical work which focuses on classroom thoughtfulness. Proposes a conception of higher-order thinking that synthesizes theoretical literature with the views of practitioners. Offers a conceptual basis for empirical study of classrooms, teachers, students, and institutional leaders. (GG)