check out this article about john berkey http://www.linesandcolors.com/2006/06/03/john-berkey/
where there is a link to this article
both are a good read but ill quote this from the last one:
Portraits, he says, are his favorite medium, especially when one of his seven grandchildren is sitting for him. "I've never cared much about science fiction," he says. "I have yet to see Star Wars. I suppose I should see it one of these days."