DuPont announced last week that former USDA deputy secretary Krysta Harden has joined the company as the vice president of Public Policy & Chief Sustainability Officer. Harden left USDA at the end of February and will now lead DuPont’s public policy and government affairs strategies, as well as its sustainability, philanthropy, product stewardship and global regulatory activities, according to the company. Harden will continue to work from Washington D.C. DuPont executive vice president James Collins said “she brings an unmatched understanding of the emerging challenges and opportunities that DuPont is addressing to improve everyday lives for people and communities around the world.”