Chalie Patarapichayatham

Chalie Patarapichayatham is a Lead Psychometrician at Houghton Mifflin Harcourt, previously working as a Senior Research Scientist at NWEA. With a background in educational research and mathematics education, Chalie has held various research and teaching roles at universities such as Southern Methodist University and the University of Oregon. Chalie also has experience as a Math Teacher and Curriculum Developer at Chulalongkorn University. Holding a PhD in Educational Measurement and Evaluation, Chalie's expertise lies in psychometrics and educational research.