John Larmer is an author and internationally-recognized expert in project-based learning (PBL). A speaker, curriculum developer, professional learning designer, innovative educator, writer and editor, he is a long-time advocate of progressive school reform and is dedicated to making learning more meaningful for all students.

Larmer was a key builder of PBLWorks and the Buck Institute for Education, serving as its editor in chief, director of publications, and director of product development. He is the co-author of the ASCD books Setting the Standard for Project Based Learning and Project Based Teaching. He is currently Senior Project Based Learning Advisor at Defined Learning.