1. Extension programs, now a century old, remain relevant as the face new challenges, speaker says Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Carlson, Scott (author) Format: journal articles Publication Date: 2012-11-12 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 186 Document Number: D00724 Journal Title: Chronicle of Higher Education Notes: Via online. 2 pages.