UK History professor and Pulitzer Prize nominated author Tracy A. Campbell's latest book, "The Gateway Arch: A Biography," explores the political and economic history of St. Louis and the origins of the city's most recognized structure. Campbell also serves as co-director of UK's Wendell H. Ford Public Policy Research Center.

Bill Endres talks about potentials for 3D in Manuscript Study. He has scanned the St. Chads Gospel manuscripts from the Lichfield Cathedral.