View All Events There's a Rainbow Ahead in American Agriculture Speaker: Earl Butz Time Wednesday, Nov 15, 1989 at 8:00 pm Location South Ballroom, Memorial Union Add to Calendar iCalendar Download Apple Calendar Microsoft365 Outlook Earl Butz is Dean Emeritus of the College of Agriculture at Purdue University and served as U.S. Secretary of Agriculture for Presidents Nixon and Ford. From the University Lectures Program archive.