John Seidlitz is the author of the 7 Steps to a Language-Rich, Interactive Classroom; Navigating the ELPS: Using the New Standards to Improve Instruction for English Learners; and a contributing author for The SIOP® Model for Teaching History-Social Studies for English Learners.
He is the co-author of numerous publications including ELs in Texas: What School Leaders Need to Know. John has been a member of the SIOP® National faculty and guest lecturer for many regional and national bilingual and ESL conferences.
He taught social studies and ESL in Floresville, Texas where he served as a secondary ESL program coordinator. He also held the position of education specialist at ESC Region 20 in San Antonio, Texas. In 2005, John founded Seidlitz Education where he leads a team of educators and authors whose mission is Developing Language in Every Classroom.