On the release of the U.S. Department of Agriculture's latest dietary guidelines, The Washington Post looks back at the man responsible for starting it all: William Olin Atwater, Class of 1865 and later a chemistry professor at Wesleyan, who authored the very first dietary guidelines in 1894. According to the Post, at that time, the U.S. government provided basically no funding into nutritional research, and good nutrition meant simply getting enough to eat. But Atwater was a firm believer that nutrition was about more than simply staving off hunger. He framed the effort to figure out what foods are good for you as a moral…