1. Gregg Hillyer - Editor-in-Chief, The Progressive Farmer Collection: Agricultural Communications Documentation Center (ACDC) Format: Journal article Publication Date: 2011 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 129 Document Number: D11271 Journal Title: Folio Notes: April 20 issue via online. 2 pages., Article marks the 125th celebration of The Progressive Farmer magazine, engaging the editor-in-chief in reviewing the history, achievements, current efforts, and plans for the future.