Kevin Goldstein (born March 20 1969 in Cleveland, Ohio), a resident of Chicago, Illinois, is a baseball writer with Baseball Prospectus. Goldstein joined BP in 2006. To date, Goldstein is the only person who has written for both Baseball Prospectus and "Baseball America", where he worked beginning in June of 2003. Before that, Goldstein built up a sterling reputation for credibility in prospect valuation with his website The Prospect Report. Wikipedia
The definitive Wikipedia entry for Kevin Goldstein. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Kevin_Goldstein
I was lucky enough to recently chat with Kevin Goldstein on-line, the man behind those Baseball America Prospect Reports you get in your e-mail everyday. baseballanalysts.com/archives/2004/09/wtny_interview.php