RON FASSLER is an author, theater historian and drama critic. “The Show Goes On: Broadway Hirings, Firings and Replacements,” was recently published and Nathan Lane called Ron’s first book, “Up in the Cheap Seats: An Historical Memoir” (2017), “Well worth the price of admission.” For more information, visit www.ronfassler.org. Mr. Fassler is also a recovering actor.