Professor of Ancient Rome Lauren D. Ginsberg answers the internet's burning questions about the Roman Empire. What did Romans snack on in the Colosseum? Why does Ancient Roman concrete differ from modern forms of concrete? Did gladiators really fight lions? This Roman expert answers all these questions and much more.br br Director: Justin Wolfsonbr Director of Photography: Constantine Economidesbr Editor: Louville Moore; Ron Douglasbr Expert: Lauren Ginsbergbr Line Producer: Joseph Buscemibr Associate Producer: Paul Gulyas; Brandon Whitebr Production Manager: D.