More from Tonic:

Bindrim, like many psychologists at the time, had been running what were called “marathon” workshops, in which 15-25 people would spend a day or two together as a group engaging in emotional exercises like “trust falls.” The idea behind these marathons is that being forced to interact with others for an extended period of time would lead people to take off their masks and expose their true selves.
Bodies were exposed and scrutinized with a science-like rigor. Particular attention was paid to revealing the most private areas of the body and mind—all with a view to freeing the self from its socially imposed constraints. ‘This,’ Bindrim asserted, gesturing to a participant’s genitalia and anus, ‘is where it’s at. This is where we are so damned negatively conditioned’…Determined to squelch the ‘exaggerated sense of guilt’ in the body, Bindrim devised an exercise called ‘crotch eyeballing’ in which participants were instructed to look at each others genitals and disclose the sexual experiences they felt most guilty about while lying naked in a circle with their legs in the air…In this position, Bindrim insisted, ‘You soon realize that the head end and the tail end are indispensable parts of the same person, and that one end is about as good as the other.