Collaborators include: E. Hauptmann, C. Neher, and K. Weill. This critical edition is the first translation of the 1930-1931 "Mahagonny" text from Brecht's "Versuche" into English. ("Versuche." Berlin: Kiepenhauer, 1930; also "Versuche." Heft 2. Frankfurt: Suhrkamp, 1959. pp. 43-100.)