George made his debut in Munich at the Staatstheater am Gärtnerplatz as Belmonte in Mozart's Die Entführung aus dem Serail and at the Komische Oper Berlin as Tamino in Mozart's The Magic Flute in the production by Harry Kupfer, as Candide in a production of John Dew under the baton of James Allen Gähres at the Deutsche Oper Berlin and Alfredo in La traviata at the Staatsoper Unter den Linden Berlin.
[5] As an academic, George has formed with Lucy Mauro the ensemble DuoDrama and performed, given master classes and workshops, and published extensively.
He is the author (with co-author Lucy Mauro) of the Oxford University Press book "Master Singers: Advice from the Stage" which interviews famous opera stars of today such as: Joyce DiDonato, Jonas Kaufmann, Thomas Hampson, Stephanie Blythe, Joseph Calleja, Christine Goerke and others.
Donald George’s honors include being made a colonel by Governor Buddy Roemer in 1990 for his service to Louisiana.
[citation needed] He was also inducted into the Southeastern Louisiana University Hall of Fame in 2001 and received the key to his hometown in 2000.