Schwitzgebel & Moore December 27, 2012 External World, p. 1 Experimental Evidence for the Existence of an External World Eric Schwitzgebel Department of Philosophy University of California at Riverside Riverside, CA 92521-0201 eschwitz at domain: ucr.edu Alan T. Moore Department of Philosophy University of California at Riverside Riverside, CA 92521-0201 December 27, 2012