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Chi-wen Liao

Chi-wen Liao is a senior psychometrician at ETS. She joined ETS in 1999 after completing a Ph.D. in educational research from the University of Virginia. She has worked as a statistical coordinator for several large-scale testing programs and has vast operational experiences in coordinating, designing, planning, and reviewing major psychometric work, especially in the area related to constructed-response (CR) items and automatic soring. She is the statistical coordinator of the e-rater® and the c-rater automated scoring engines in the Professional Educator Program (PEP) group. She helped to successfully transition CR items in PEP from OSN to ONE from 2012 to 2014. She led the implementation of e-rater to score the tests with highest volume in PEP. Earlier in her career at ETS, she served as the lead statistical coordinator for the TOEIC® program and the K–12 Qatar Comprehensive Educational Assessment. She led the statistical development of the redesigned TOEIC Listening and Reading tests and the launch of the new TOEIC Speaking and Writing tests from 2003 to 2006 and was awarded the ETS Presidential Award in 2007. Her research interest is in equating related to CR items and automatic scoring. She is a member of the American Educational Research Association and National Council on Measurement in Education.

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