Do the consumer advocates, such as Nader, have a real constituency? Where do they get their support? This study, based on a nationwide sample, investigated the extent of support for Ralph Nader and his program, and its sources. Nader was found to have substantial support, a major portion of it consisting of middle‐income political liberals. Those supporting Nader were found to be active complainers and supporters of other political and social causes, suggesting that support for Nader is part of a broader pattern of activisi