Rene V. Dawisis professor emeritus in the Department of Psychol-
ogy, University of Minnesota, where he was director of the Coun-
seling Psychology Program from 1975 to 1985. Previously, he had
taught at the University of the Philippines. Among his major pub-
lications are A Psychological Theory of Work Adjustment(with Lloyd
H. Lofquist, 1984) and Psychology: Realizing Human Potential (with
Rosemary T. Fruehling, 1996). His research has been on individual
differences and their application in psychology.
Linda S. Gottfredsonis professor of education and affiliate faculty of
the Undergraduate Honors Program at the University of Delaware.
She earned her B.A. degree (1969) in psychology at the University
of California, Berkeley, and her Ph.D degree (1977) in sociology at
Johns Hopkins University.
Her research has focused on individual differences in career
development and mental abilities and their relation to social inequal-
ity. She has also written about the professional challenges that indi-
vidual and group differences in stable career-relevant traits create for
counselors, personnel selection practitioners, social policymakers, and
researchers. She has edited or coedited three special journal issues
devoted to intelligence and public life, including the validity and fair-
ness of mental tests in employee selection and the social policy impli-
cations of individual and group differences in IQ.
Gottfredson is a fellow of the American Psychological Associa-
tion, the American Psychological Society, and the Society for Indus-
trial and Organizational Psychology. She also serves as codirector of
the Delaware-Johns Hopkins Project for the Study of Intelligence
and Society.
Gail Hackettreceived her B.A. and Ph.D. degrees from Pennsylva-
nia State University. She served on the faculty at the Ohio State
University and the University of California, Santa Barbara, and is
now professor of counseling psychology in the Division of Psychol-
ogy in Education at Arizona State, where she is also vice provost for
academic personnel.
ABOUT THE AUTHORS XVII