This ‘penis lie detector’ helped doctors conduct gay aversion therapy.

February 4, 2019 compassq 5 THINGS TO KNOW, HEALTH, LIFESTYLES Comments Off on This ‘penis lie detector’ helped doctors conduct gay aversion therapy.
Dr Neil McConaghy's homemade penile plethysmograph measured changes in penis volume. (Image: Kate Davison)

This black-and-white photograph of a medical container fitted with a long plastic tube might appear, at first glance, innocuous.

But it’s a penile plethysmograph: a device used to measure changes in penis volume in response to erotic prompts…