Folk scholar Stephen Wade, standing, explains his discovery of the origins of the blues/folk classic “Rock Island Line” first popularized by Lead Belly during an informal meet-and-greet session Wednesday, Sept. 24, in MTSU’s Walker Library. Among those listening are, seated from center, Michael D. Doubler, a historian, author and great-grandson of Uncle Dave Macon; and MTSU alumnus Bill Steber, a professional photographer and Mississippi blues culture researcher. A free, full-length “Concert and Conversation with Stephen Wade” is set Thursday, Sept. 25, in MTSU’s Business and Aerospace Building and is open to the public. (MTSU photo by Darby Campbell)