Elizabeth Marquez is a mathematics assessment specialist at Educational Testing Service (ETS) in Princeton, New Jersey. Elizabeth has more than thirty years of mathematics teaching experience from elementary through graduate school. She is a recipient of the Presidential Award for Excellence in Mathematics Teaching and the Princeton University Prize for Distinguished Secondary School Teaching. Elizabeth is an author of ETS s "Teacher Assistance Package Guides in Mathematics, "the "New Jersey Core Curriculum Content Standards and Frameworks, Mathematics Standardized Test Prep, "and for Eye on E...