Early researchers reported a range of disturbing symptoms in their LSD volunteers, including depersonalization, loss of ego boundaries, distorted body image, synesthesia (seeing sounds or hearing sights), emotional lability, giggling and weeping, distortion of the sense of time, delirium, hallucinations, paranoid delusions, and, in the words of one writer, “a tantalizing sense of portentousness.” When researchers administered standardized psychiatric tests to volunteers on LSD—such as the Rorschach ink blots or the Minnesota Multiphasic Personality Inventory test—the results mirrored those of
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