John Diamond, Man Behind Jeff Long Speech, Leaving UA by Arkansas Business Staff Posted 8/23/2013 03:38 pm Updated 5 years ago The University of Arkansas announced Friday that John Diamond, the man behind Jeff Long's acclaimed Bobby Petrino announcement, will be leaving the UA at the end of September 2013. 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.