This article is within the scope of WikiProject Occupations, a collaborative effort to improve Wikipedia's coverage of occupations. If you would like to participate, you can visit the project page, where you can see a list of open tasks.
There is an additional citations needed tag. I'm sure there are some relevant links on the other pages that it links to but it's just a matter of wading through them. Leefkrust22 (talk) 19:47, 14 February 2012 (UTC)