Today’s post is from guest blogger Maia Kotlus-Gates,  our Investigation Discovery Digital Publicist, who attended last night’s special event. On Monday night, hundreds of armchair sleuths and book enthusiasts gathered for “Hardcover Mysteries,” an event hosted by Investigation Discovery and the Library of Congress. Mystery writers David Baldacci, Sandra Brown and Kathy Reichs discussed what inspires them to write crime novels, as well as the true stories that have influenced…