Treatment received by both groups was the same except for the male and female pictures or visial-cue stimuli (VCS) used. The first experimental group was exposed to nude female and male VCS and the second experimental group was exposed to clothed male and female pictures. The group exposed to nude stimuli during treatment will be designated in the text as N-group. and the group shown clothed male and female pictures will be designated in the text as C-group.

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All participants viewed a series of 30 male slides and 30 female slides (standard VCS). Ss in both groups viewed the same slides which were viewed through a Guki hand slide viewer. Ss were instructed to fantasize whatever was sexually arousing using the picture as the main stimuls for fantasy development.