Jerry Greenfield, co-owner of Ben & Jerry’s Ice Cream, spoke about his multi-million dollar business at IU Southeast in the Ogle Center on Feb. 21. Greenfield was the keynote speaker as a part of IU Southeast’s Sanders Speaker Series. Judge Carlton and Sue Sanders have donated $568,140 to the IU Southeast business school. Of that amount, $300,000 went to the Sanders Speaker Series and the remaining money went to establishing the Sanders Trading Lab.