Publications Browse or download full copies of all APAC publications including research reports and summaries, professional papers, congressional testimonies, and others. Publications are presented in pdf file format. If alternate options are available for download, links are provided with each title. Policy for the 21st Century The 2004 Pesek Colloquium speaker was Daryll E. Ray, the Blasingame Chair of Excellence in Agricultural Policy, professor of agricultural economics and director of the Agricultural Policy Analysis Center (APAC) at the University of Tennessee. Rethinking US Agricultural Policy: Changing Course to Secure Farmer Livelihoods Worldwide Analysis Of The Economic Impacts On The Agricultural Sector Of The Elimination Of The Conservation Reserve Program