Pearl, JosephSawyer, Keith Wayne2015-11-092015-11-091980-12https://hdl.handle.net/20.500.14446/21681application/pdfCopyright is held by the author who has granted the Oklahoma State University Library the non-exclusive right to share this material in its institutional repository. Contact Digital Library Services at lib-dls@okstate.edu or 405-744-9161 for the permission policy on the use, reproduction or distribution of this material.Group performance on free recall memory tasks as a function of word imagery and verbally induced altered states of consciousnessDissertation