An Unreasonable Man is hardly an unreasonable documentary; all the filmmakers have asked is that an audience learn the other side of Ralph Nader. The one where he is not just "the guy that cost Al Gore the election." It's not that directors Henriette Mantel and Steve Skrovan deny or promote the commonly held belief - "[We] just really wanted to show people who Ralph is," Mantel told The Heights in a telephone interview.