He continued, "this study is designed to assess the way in which the human mind processes and responds to sexual stimuli and how that response differs from person to person. As a part of this study, you will be exposed to various sexual stimuli and encouraged to masturbate." That prompted a number of us, myself included, to look around room. I'm sure we were all trying to gauge each other's reactions. For a moment, I made eye contact with Abby, but we both quickly looked away.

Dr. Snyder continued, "these sessions will not be filmed, but you will be expected to fully and candidly discuss your experience afterward with a...