In 1954, won two Tony Awards with collaborator
Charles Lederer for "Kismet:" as
Best Author (Musical) and as co-author of the book who, with several
collaborators, contributed to the Best Musical win. He also received
two other Tony nominations: in 1978, for Most Innovative Production of
a Revival, as producer of "Timbuktu!;" and in 1990 as Best Book
(Musical) for "Grand Hotel, The Musical."