Dr. Linda Elder is President of the Foundation for Critical Thinking and Executive Director of the Center for Critical Thinking, a leading international institute that promotes critical thinking in every domain of human life. An educational psychologist, she has developed an original stage theory of critical thinking development and coauthors a column on critical thinking for "The Journal of Developmental Education," She is highly published and has done original research into the relation of thought and emotion and into the stages of critical thinking development. She is a regular keynoter at