That's right, folks - free photography lessons from Harvard. More specifically, the Harvard Extension School. The course, called "Exposing Digital Photography" is a 13 lecture course, including slides, links, and video, taught by instructor, Dan Armendariz. Armendariz, goes over everything from introductory information like what cameras are, and how data storage works, to the finer subjects like exposure and software tools. "Learn why photos look blurry at night, why color ma