Wit
Cynthia Nixon on Broadway as Vivian Bearing in Margaret Edson's WitCynthia Nixon, playing the lead in the Broadway revival ofMargaret Edson's play, Wit, does aheroic job putting her own mark against Kathleen Chalfant's signatureperformance as the dying Vivian Bearing, the professor and scholar who meetsthe only fight she can't win in her struggle with ovarian cancer.In fact, by the time her cancer is diagnosed, Prof.…