Yes, I have heard of it. I'm just pointing out that it is strange for the experimenter to ask for help doing something that he could have easily done himself. So it looks suspicious.
Perhaps a better experiment would involve two people playing a game with shocks given whenever a bad move is made. Mild shocks would be given to the participant early on while the other player would intentionally play poorly later to receive (fake) severe shocks.
...someone familiar with pyschological testing would have questioned a lot of things, yes. But if you watch the video above, you'll see that person was very ordinary. Probably most of the subjects were the same.
Perhaps a better experiment would involve two people playing a game with shocks given whenever a bad move is made. Mild shocks would be given to the participant early on while the other player would intentionally play poorly later to receive (fake) severe shocks.