Vince Callahan Joins National Board of Ducks Unlimited by Lance Turner Posted 11/28/2012 11:32 am Updated 5 years ago Ducks Unlimited elects Vince Callahan of Proctor to be an at-large member of the nonprofit conservation organization's national board of directors. 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.