Prof. Fred Vultee's research on newspaper readers was sampled by LA Times...

Los Angeles Times

"Didn't anyone edit this?"

by Deirdre Edgar

Fred Vultee, journalism professor at Wayne State University, studied a group of Los Angeles Times readers over a three-month period and offered findings showing that most readers are less concerned about errors of style and story structure than they are about professionalism and grammar.

http://articles.latimes.com/2011/nov/05/opinion/la-le-postscript-typos-20111105