In a universe without absolutes, 'Relativity' rules in this world and beyond

Albert Einstein tries to take the measure of an inquisitive visitor. With the recurrent controversies about biopics and their devotion to the truth on their subjects, it was tempting for me to "work up" Albert Einstein before seeing "Relativity," an absorbing one-act play that opened at Shelton Auditorium Thursday night in a production by Southbank Theatre Company. I chose rather to see how the narrative constructed by Mark St. Germain would wash over me, allowing the full dramatic arc of "Relativity" to take hold and shape my response to it. Only today did I connect with a factual account of Einstein as physicist, celebrity, and person through the Encyclopedia Britannica. St. Germain is a practiced adapter of famous lives to stage treatment, and "Relativity" in this production gives a gripping account of the nagging mystery about Einstein's life, specifically about a daughter who seems to have disappeared. In "Relativity," she sh...