coming up this afternoon, at 2 p.m., brian craig miller of emporia state university will speak on john ford -- john hoods tennessee campaign. and then the focus is the confederate burning of chambersburg pennsylvania, with megan cate nelson of brown university. and at 6:00 p.m. eastern time tonight, you can watch the entire days live coverage of this conference at gettysburg. now from our lectures and history series, the aches you into the college classroom. -- series that takes you into the college classroom, george main -- george mason university's christopher hamner explained how things like patriotism, money, and ideology initially factored into young men's decisions to enlist into combat. this class is about one hour, 10 minutes. >> good morning. we have taken a top-down look at this middle part of the war. today i want to change our focus, moving back to the individual soldiers. let's start with an image we have seen here for a couple times. this is an artist rendition of one of the charges made by the army of the potomac at the 1862 battle of fredericksburg. at the top, that low