<p>The anonymous posters began to speckle the campus of St. Lawrence University in upstate New York last month. They carried an eye-grabbing message--"Republicans: The Other White Meat."</p>
<p>Elizabeth Wardell, a senior, thought she knew who was responsible for their appearance: a certain assistant professor with the reputation of a provocateur. Surfing around her school's Web site, she landed on the sociology department's homepage and read a paragraph about Robert J. Torres. Then she clicked on his name and was transported to his personal blog. There, Ms. Wardell--who is president of the local College Republicans--discovered an entry headlined "Fascist, Racist College Republicans."</p>