Yu Lan Su

Senior Psychometrician

Yu Lan is responsible for leading and conducting psychometric analyses for the WIDA ACCESS and Best projects in conducting psychometric analyses related to test construction, validity, reliability, equating, and scoring; preparing technical reports; developing, maintaining, and applying quality control procedures; providing quantitative guidance to professional research staff at CAL; and coordinating external quantitative resources on behalf of the organization.

Yu Lan has a Master of Arts in Educational Psychology from the National Taiwan Normal University and a Ph.D. in Educational Psychology, Psychological & Quantitative Foundations from the University of Iowa. Before joining CAL, she was a psychometrician at Ascend Learning and a senior research scientist at ACT. Yu Lan came to CAL with a broad range of experiences in various high-stakes assessment projects, including the ACT, medical college admission test, graduate management admission test, K-12 assessments, and certifications and learning exams. Yu Lan’s experience in assessment development, psychometric, and statistical analyses is invaluable in meeting departmental goals and objectives.