Athletes, chefs, and CEOs are among those speaking out on environmental, social, and political issues, prompting a 3BL Media Town Hall sponsored by MSL that will examine whether the Brands Taking StandsTM phenomenon is a movement or a moment. The Town Hall is one of dozens of sessions taking place during 3BL Forum, the annual gathering of purpose-driven companies, Oct. 23-25 at MGM National Harbor in Washington, D.C.