An impression roster of speakers tackled the question of participatory journalism at International Symposium on Online Journalism. The session was introduced by Dan Gillmor, professor and director, Knight Center for Digital Media Entrepreneurship, Arizona State University, with an overview of the read-write web, from consumers to creators to collaborators. The question, said Gillmor, isn’t who is a journalist, but rather what is journalism. There is plenty of supply, but the