Shelly Kagan (/ˈkeɪɡən/) (born 1956) is Clark Professor of Philosophy at Yale University, where he has taught since 1995. He is best known for his writings about moral philosophy and normative ethics. In 2007, Kagan's course about death was offered for free online, and was very popular. This led to him publishing a book on the subject in 2012. Kagan was elected to the American Academy of Arts and Sciences in 2016.