Randy & Jean-Marc Lofficier wrote an essay in 1983 about the genesis of the SW scripts. The article was published in a French Sci-fi magazine. In 1987, the article was printed in English in STARLOG’s SW issue. This article was one of the first ever to deal with the original scripts. This article is reprinted in its entirety with full permission from the author. You can find the original article at http://www.lofficier.com/starwars.htm.