Today 's CEO joined company at Green Hickory Plantation in Texas as engineer in 1970 . He co - authored books on sustainable development and corporate responsibility . Has moved DuPont from chemicals to energy - based products and services .
DuPont 's CEO joined company at Old Hickory site in Texas as engineer in 1970 . He co-authored book on sustainable development and corporate responsibility . Has moved DuPont from chemicals to science-based products and services .