To find the creator of a site, or the author of an essay on the web that is not on the page you are currently veiwing, look for a "Back" button at the bottom of the page. If that doesn't work, delete the last word in the Address of the website you are currently veiwing. i.e. www.ea.com/nfl/scores to www.ea.com/nfl
Excellent Website on Stratification
Slide Show on Social Stratification