L'International Musicological Society ha assegnato il Premio Guido Adler al Socio L. Bianconi con la seguente motivazione:
.. because of your lifetime record of path-breaking research, your outstanding administrative achievements and numerous earlier awards in and outside of Italy, including the Dent Medal of the Royal Musical Association, corresponding member in the American Musicological Society .... We are impressed as well with your remarkable record as a teacher and pedagogue for a generation of scholars who have themselves gone on to distinguished careers. You have been one of the scholarly leaders of your generation in several areas of study, but especially concerning the musical events of the seventeenth century, with particular reference to the Madrigal, the opera house, librettos and critical editions of operas.