Dr. Kathryn Wagner Lecture Demonstrator and Outreach Director in Chemistry Department of Chemistry, Princeton University Dr. Kitty Wagner is a Lecture Demonstrator and Outreach Director in Chemistry, at the Department of Chemistry at Princeton University. Dr. Wagner has a Ph.D. in inorganic and general chemistry and worked for a few years as a research chemist at DuPont before moving to New Jersey. When asked what she enjoys about #chemistry outreach, Kathryn replied, "I love the light bulb moments, when the frown of concentration becomes the joy of understanding or the thrill of making something work."