Bertolt Brecht (1898-1956) was a major dramatist of the twentieth century, and the founder of one of the most influential theatre companies, the Berliner Ensemble. He created of some of the landmark plays of the twentieth century: The Threepenny Opera, Life of Galileo, Mother Courage and her Children and The Caucasian Chalk Circle. George Tabori (1914–2007) was a Hungarian writer. His works for the stage included Mein Kampf, an adaptation of Hitler's book, reimagined as comedy; and Cannibals, a major hit in the late '60s and the first play to be set entirely in Auschwitz. He also worked as Bertolt Brecht's assistant and translator. Alistair Beaton's plays and translations include Feelgood, Caledonia, King of Hearts and Follow My Leader, Max Frisch's The Arsonists, and Brecht's Caucasian Chalk Circle. For television, he has written the award-winning A Very Social Secretary (2005) and the Channel 4 film The Trial of Tony Blair (2007).