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20 Years to Grow on: Future-proofing NC State’s Covington Sweetpotato

Tim Kelliher

Scientist in greenhouse

Jan 20, 2026

NC State Genome Editing Center’s Tim Kelliher Connects Biotech to Farmers’ Needs

Tim Kelliher, leader of NC State's Genome Editing Center for Sustainable Agriculture, says taking time away from college to work 12-hour days on farms inspired his career in plant development and genetics. 
Man holds out cut orange sweetpotato in front of crowd

Nov 12, 2025

20 Years to Grow on: Future-proofing NC State’s Covington Sweetpotato

As NC State University's renowned Covington sweetpotato turns 20, plant breeders are working tirelessly to add resistance to a new pest, using the latest tools.