Houdini was a marketing genius, but how great a magician he was is a source of contention among magic’s greatest scholars. Joshua creates a grudge match between Houdini’s most fervent supporters and detractors. We’ll hear from illusion designer Jim Steinmeyer, Houdini biographer Joe Posnanski, and magic historians Jamy Ian Swiss and Mike Caveney, as they give their take on the enigmatic Houdini.