I investigated individual differences in the frequency of lucid dreams experienced by university students and related factors. In Study 1, approximately 700 university students were surveyed regarding lucid dreams, nightmares, the frequency of sensory experiences in dreams, vividness and control of imagery, fantasy proneness, and nightmare distress. Results indicated that the frequency of lucid...
The purpose was to investigate the relationship between dream-recall frequency and waking imagery, so 323 undergraduates completed four imagery tests: (1) Sheehan's modified version of Betts' Questionnaire on Mental Imagery, (2) Marks' Vividness of Visual Imagery Questionnaire, (3) the Gordon Test of Visual Imagery Control, (4) Richardson's Verbalizer-Visualizer Questionnaire, and a...