What you need to know about social media was the topic for “Digital Dirt,” a program presented Oct 2 by the Career Services Office. Guest presenters were (from left) Mark Petrolis, firm counsel and business manager at The Law Offices of Jeffery M. Leving, Ltd.; Michael Huggins, John Marshall’s co-director of Content Management; and Bill Kamper of Simplified Solutions, serving as a marketing consultant to the law school.