In fact, they don't really want any middle class input. Don't believe me? Read this from Yahoo News!
While middle class Americans are invited to submit questions and ideas through the task force's website, AStrongMiddleClass.gov, tickets for the Philadelphia meeting were distributed [only] to labor and environmental groups. [Moreover] the task force did not accept questions from the audience. "If Biden and his team want to go into this [middle class issue]," said Daniel Morris, communications director of the Drum Major Institute, a think tank that analyzes middle class policy issues, "They're going to need to talk to real members of the middle class. There's no substitute for immediate intimate interaction."