An outspoken advocate of education reform, he has presented lectures and workshops throughout the west coast, including TEDxManhattanBeach, The California League of Schools, and The California Mathematics Council. He has also been a featured speaker at homeschooling conferences in Sacramento, Los Angeles, and Portland. John has authored three volumes of Pentagrid Puzzles, one set of BlokStak puzzles, and the game SlapShot. He created these new puzzle and game forms to challenge deductive logic and visual-spatial reasoning. His current project, BrainGames, is a collection of logic puzzles, abstract strategy games, and other math activities designed to bring deeper analytic reasoning to the classroom. For more information, please see iwannabigbrain.com and pentagridpuzzles.com.