Doris Zahner

zahnerDoris Zahner is the Director of Test Development and Measurement Science at CAE where she oversees assessment development and psychometrics. Her research pertains to the international comparability of assessments in higher education and the validity of assessments in the college-to-career space.  She holds a PhD in cognitive psychology and an MS in applied statistics from Teachers College, Columbia University. In addition to her responsibilities at CAE, Doris is an adjunct associate professor at Barnard College, Columbia University where she teaches statistics to undergraduate students in the social sciences and researches the use of diagrams in probability and mathematics problem solving.

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