Matthew, Luke, and John—the three Gospel writers we all know. Oh, wait! There’s a fourth. Episode 7 introduced us to Mark, but it also left us with several questions about him. Was he really so young? And was the Upper Room really part of his house? Our consultants dig into the history of Mark and that upstairs room where so many important events happened. But first, Dallas has some questions about footwashing, and the insights from Rabbi Sobel just might knock your socks off.