John Robertson
John Robertson, M.A. in TESOL, Biola University. Mr. Robertson has over 40 years of classroom teaching experience, including 15 years internationally - in Mexico, Egypt, Indonesia, and Malaysia. During his years in K-12 instruction, he also wrote curriculum for his schools and district as well as for the California State Department of Education and the National Center for History in the Schools. In addition, Mr. Robertson has evaluated history textbooks for the California State Department of Education. Since 2007, Mr.