It's been a while since I read this classic paper on best practice in science communication. Professor Brindley is keen to find a way of communicating his findings about vasoconsctriction in the penile veins to a challenging audience. The full story is given in the journal article below.
http://onlinelibrary.wiley.com/doi/10.1111/j.1464-410X.2005.05797.x/full
The Professor wanted to make his case in the most convincing style possible. He indicated that, in his view, no normal person would find the experience of giving a lecture to a large audience to be erotically stimulating or erection-inducing. He had, he said, therefore injected himself with papaverine in his hotel room before coming to give the lecture, and deliberately wore loose clothes (hence the track-suit) to make it possible to exhibit the results. He stepped around the podium, and pulled his loose pants tight up around his genitalia in an attempt to demonstrate his erection.
At this point, I, and I believe everyone else in the room, was agog. I could scarcely believe what was occurring on stage. But Prof. Brindley was not satisfied..
Read on.
http://onlinelibrary.wiley.com/doi/10.1111/j.1464-410X.2005.05797.x/full
reminded to me by www.twitter.com/vanillastarlet/