The Drexel University Chapter of the Public Relations Student Society of America (PRSSA) presents "Breaking Boundaries: The Revolution of Social Media," a panel discussion held May 5, 2009 in the Bossone Auditorium at Drexel University in Philadelphia. PanelistsGloria Bell, Red Stapler ConsultingSteve Lubetkin, Managing Partner, Professional Podcasts LLCValeria Maltoni, ConversationAgent Blog Scott McNulty, Chief Blogger, ComcastKatie Shields, Vice President and Managing Partner, Vault CommunicationsModeratorRick Alcantara, Tara Communications Less