Logical empiricists themselves indicated that logical empiricism and the Unity of Science movement had not only intellectual (or narrowly epistemological) ambitions, but also social, cultural, and – broadly construed – political ambitions. In his autobiography, Carnap wrote, “All of us in the [Vienna] Circle were strongly interested in social and political progress. Most of us, myself included, were socialists” (1963a, 23). For most, moreover, their socialist politics or outlooks were in various ways connected to their philosophical projects. Had the Vienna Circle's manifesto, Wissenschaftliche Weltauffassung, written by Carnap, Neurath, and Hans Hahn in 1929, been sooner translated and published in America, the progressive, socialist outlook of logical empiricism might have been better known to American philosophers of science. The manifesto sketched a broad, modernist aesthetic that connected the tasks of eliminating metaphysics, reforming philosophy, and unifying the sciences: