James Marshall, professor of chemistry, and Diana Mason, associate professor of chemistry, were named 2011 American Chemical Society Fellows. Marshall researches materials, chemical education and the history of the elements, and is a national speaker on the American Chemical Society tour circuit. Mason researches chemical education, studying how freshman students learn chemistry content. She also moderates UNT's Mean Green Chemistry Demo Team, which performs demonstration shows at schools, museums, conferences and universities. UNT ranks third in Texas for American Chemical Society Fellows, with four faculty honored.