Adult Development Volume I: Comparisons and Applications of Developmental Models

MICHAEL L. COMMONS is Lecturer and Research Associate at in the Department of Psychiatry at Harvard University. He has coedited Quantitative Analyses of Behavior, volumes 1-8, and Beyond Formal Operations: Late Adolescent and Adult Cognitive Development.

JAN D. SINNOTT is now a member of the teaching and research faculty of the Psychology Department, Towson State University, as well as director of a private counseling firm. She is a guest scientist studying aspects of cognitive development in old age at the Gerontology Research Center of the National Institute of Aging, National Institutes of Health, where she directs seven projects involving longitudinal studies of human aging.

FRANCIS A. RICHARDS is employed at the Center for Evaluation and Research of Rhode Island College and also teaches in the Department of Psychology there. He has coedited Beyond Formal Operations: Late Adolescent and Adult Cognitive Development.

CHERYL ARMON is presently chairperson of the undergraduate program at Antioch University, Los Angeles. She has coedited Beyond Formal Operations: Late Adolescent and Adult Cognitive Development.