Jared Mason Diamond is an American scientist, historian, and author best known for his popular science and history books and articles. Originally trained in biochemistry and physiology, Diamond is commonly referred to as a polymath, stemming from his knowledge in many fields including anthropology, ecology, geography, and evolutionary biology. He is a professor of geography at UCLA.

In 2005, Diamond was ranked ninth on a poll by Prospect and Foreign Policy of the world's top 100 public intellectuals.