Dr. Guillermo Solano Flores

Biography

Guillermo Solano-Flores is a Professor in the Graduate School of Education at Stanford University. His research focuses on the intersection of assessment, cultural linguistic diversity, and fairness in education, particularly in testing students proficient in English in the U.S. and across different international contexts. He employs multidisciplinary approaches combining psychometrics, sociolinguistics, semiotics, and cognitive science. Solano-Flores has authored theories on test translation error and has engaged in extensive research utilizing generalizability theory to address measurement errors for English language learners from indigenous populations. Additionally, he has provided advisory services to various Latin American countries in developing national assessment systems and translating performance tasks into multiple languages. His current research projects explore academic language testing, the implementation of formative assessment practices in culturally diverse science classrooms, and the design of testing accommodations for students with special needs in computer-administered tests. He is also a member of the National Assessment Governing Board and is involved with multiple technical advisory boards for educational assessment projects.

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