Complex sentence: Alfred DuPont Chandler, Jr. (September 15 1918--May 9 2007) was a professor of business history at Harvard Business School, who wrote extensively about the scale and the management structures of modern corporations.
Split into simpler sentences: Alfred DuPont Chandler, Jr. (September 15 1918--May 9 2007). Born in Guyencourt, Delaware, Chandler was a professor of business history at Harvard Business School, wrote extensively about the scale and the management structures of modern corporations.