31.   Thomas moved in quick succession from assistant conductor to associate conductor to principal guest conductor of the Boston Symphony.

32.   Traditionally a new music director would make his mark before bringing in a principal guest conductor, Runnicles said.

33.   A year ago he completed stints as principal guest conductor with the Royal Stockholm Philharmonic and the City of Birmingham Symphony in England.

34.   And, after conducting all the important opera houses in Italy, he was named principal guest conductor of Teatro Communale in Bologna.

35.   Gergiev has since become an international celebrity, and the Met recently named him its principal guest conductor.

36.   He also is principal guest conductor of the Netherlands Radio Philharmonic.

37.   He splits his time between New Orleans and Germany, where he is principal guest conductor of the Frankfurt Opera and guest conductor of the Dresden Opera.

38.   She also will conduct in Australia, and will return to Ireland where she is principal guest conductor of the Irish Chamber Orchestra.

39.   Six years later, the young maestro became music director of the Swedish Radio Symphony Orchestra and also was made principal guest conductor of the Philharmonia in London.

40.   The Scotsman also is principal guest conductor of the Atlanta Symphony Orchestra.