Maria Guadalupe Guillen is a 2026-2027 Teach Plus California Policy Fellow and integrated mathematics teacher at Grant Union High School in Sacramento, California. She teaches integrated mathematics 1 and 2, focusing on creating equitable learning opportunities for multilingual learners. She serves as Class of 2028 advisor, Folklórico dance group advisor, and district Mathematics Subject Area Committee member. Maria previously served as an Academic Intervention Specialist–Bilingual and participated in the Teach Plus Emergent Bilingual Change Agent network where her work focused on strengthening language development in mathematics classrooms and expanding equitable access to rigorous mathematics instruction for multilingual learners. She is a Teach Plus California Emergent Bilingual Change Agent alumna and was recognized for her advocacy by state Assemblymember Maggy Krell. Maria earned a BA in Spanish from California State University, Sacramento, and MS in curriculum and instruction from Western Governors University.
