John Lahr is an American theater critic and the son of actor Bert Lahr. John has written many books, including three biographies of important theatrical figures: one of his father called ?Notes on a Cowardly Lion?; one of the British playwright Joe Orton called ?Prick Up Your Ears?; and one of the Australian comedian Barry Humphries called ?Dame Edna Everage and the Rise of Western Civilization: Backstage with Barry Humphries?. In 1987 he co-produced a film based on his Orton biography and with the same title.
John Lahr has been the Senior Drama Critic of the New Yorker since 1992. In 2002, he was the first drama critic ever to win a Tony Award for his part in writing “Elaine Stritch at Liberty”, for which he and Stritch also won the Drama Desk Award for the Best Book to a Musical.
Source - http://en.wikipedia.org/wiki/John_Lahr