Marcus Stein, Director of Professional Development, AXIMarcus’s instructional background includes: Middle School English Education, High School English Education, and 1:1 Classroom Instruction. His Professional Development expertise is with Google for Education, ActivClassroom PD Series, Classflow PD Series, Digital Assessment Strategies, Digital Literacy, and Instructional Technology Leadership. His favorite PD series or topic? Screencasting and Flipped Learning Strategies.