Arthur L. Costais an emeritus professor of education at
California State University, Sacramento, and cofounder
of the Institute for Intelligent Behavior in El Dorado
Hills, California. He has served as a classroom teacher,
a curriculum consultant, an assistant superintendent for
instruction, and director of educational programs for the
National Aeronautics and Space Administration. Costa has made presen-
tations and conducted workshops in all 50 states as well as Mexico, Cen-
tral and South America, Canada, Australia, New Zealand, Africa, Europe,
the Middle East, Asia, and the Islands of the South Pacific.
Costa has devoted his career to improving education through more
“thought-full” instruction and assessment. Author of numerous journal
articles, he also edited Developing Minds: A Resource Book for Teaching
Thinkingand is the author of The Enabling Behaviors andThe School as
a Home for the Mind. He is coauthor (with Larry Lowery) of Techniques
for Teaching Thinkingand Cognitive Coaching: A Foundation for Renais-
sance Schools (with Bob Garmston); and coeditor ofAssessment in the
Learning Organization, Assessment Strategies for Self-Directed Learning,
the Habits of Mind series (with Bena Kallick); the trilogy Process as
Content (with Rosemarie Liebmann); and Thinking-Based Learning(with
Robert Swartz, Bena Kallick, Barry Beyer, and Rebecca Reagan). His
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