Ellen Kullman rarely doubted that she could do whatever she applied herself to accomplish. Back when she went to tufts to major in engineering, there were not many women entering the male dominated field, but she knew she would graduate and go on to a successful career. Without a positive self-attitude, she would not have had the confidence, especially being in a male-dominated company that she could climb the corporate ladder at DuPont all the way to the top. Kullman has self-efficacy as CEO, as she knew she could improve the performance at DuPont and the is doing that