Justin Carisio, of Wilmington, Delaware, is the company historian at DuPont, where he has worked as an executive speech writer for more than 30 years. He is a volunteer at Antietam...visualizza altroJustin Carisio, of Wilmington, Delaware, is the company historian at DuPont, where he has worked as an executive speech writer for more than 30 years. He is a volunteer at Antietam National Battlefield and holds degrees from La Salle University and The Johns Hopkins University.visualizza meno