US Secretary of Agriculture Tom Vilsack to Speak at University of Arkansas Tuesday by Arkansas Business Staff Posted 4/22/2013 10:29 am Updated 5 years ago U.S. Secretary of Agriculture Tom Vilsack will be the featured speaker at the University of Arkansas on Tuesday. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.