Guest: Ralph Nader 2000 Presidential Candidate for the Green Party Longtime consumer advocate, lawyer and author For a fringe candidate, Ralph Nader had quite an impact on the presidential election.. He appealed to many Democrats and has been accused of costing Al Gore the White House. He wanted at least five percent of the national vote, but in the end received only 3 percent. What was the real impact of the Nader presidential run? Where is the Green Party headed? Join guest host Neal Conan for a conversation with Ralph Nader.