Jay Owen Light is the former and the ninth dean of the Harvard Business School. He was appointed by Lawrence Summers, on April 24, 2006. On July 1, 2010, he was succeeded by Nitin Nohria.
Light graduated from Cornell University with a degree in Engineering Physics in 1963 and was a member of the Quill and Dagger society. He obtained a doctorate from the Harvard Business School in 1970.