Where we're telling the story of the history of the ensemblist [in the "Ensemblist Essentials"], using the nine musicals that have won the Pulitzer Prize for Drama as fixed points in time We're going from 1931 to 2016 and using these shows to talk about what the typical show was like for an ensemblist at the time; did this show change anything about that job, while it was changing everything about the way theatre was written and produced and made?