Jeanne Pfeifer, PhD, is a professor of education at California State University at Sacramento. She teaches critical-thinking and teaching-strategies courses for teachers in graduate programs, as well as critical-thinking courses for undergraduate students. She has taught to diverse populations in southern California public schools, and has been c consultant in New York, South Carolina, Ohio, and California. She organized and led a five-year study group with teachers at the elementary level, focusing on critical thinking, inquiry, and teachers’ questions.