Legendary SF author Damon Knight discusses how the science fiction genre developed. He begins with H.G. Wells and continues through the 1930's pulps like Hugo Gernsback's Amazing Stories. This interview is excerpted from the Literature of SF DVD available at http://www2.ku.edu/~sfcenter/. It's brought to you by AboutSF and the Center for the Study of Science Fiction at the University of Kansas. For more info, visit http://www.aboutsf.com.