gtluke
The Moped
Obviously I can't test the theory, but I don't it necessarily falls out that way as certain people are going to be better in some places over others.
Anyways, thanks for the JRE link @gtluke, the armstrong one was a good listen. Whatever your thoughts about armstrong are, the guy does a good interview.
Check the other one too. That's the dude that busted lance. Which is why he came on the podcast, to defend himself.