No, he needed to study the humping first hand. He hired Virginia Johnson, an attractive female assistant 10 years his junior, and started paying people to have sex with strangers.
For the subjects, it offered all of the benefits of prostitution without the constant threat of genital sores and being locked in a rape dungeon that normally goes along with it. There could not possibly be a downside to this, right?
The Harsh Reality
First, you found out that these people would be watching you the whole time: