Kullman leads the largest company in Delaware, the state where she was born and raised. She's the first female CEO of the over-200-year-old chemical company Dupont (Fortune 500). ,
Kullman attended high school at Tower Hill in Wilmington, where she played lacrosse and captained the basketball team. She went on to play D-3 ball at Tufts for two years before suffering knee injuries that ultimately forced her to quit. She pushed on in the academic realm at Tufts and earned a mechanical engineering degree from the university in 1978. Now, back in Delaware, all three of her children play sports.
This year's Most Powerful Women are shaping the future of technology, defense, and media.