Sir William Jones (1746-1794) is best known for his famous Third Discourse of 1786 in which he proposed that Sanskrit's affinity to Greek and Latin could be explained by positing a common, earlier source, one known today as Indo-European. This brilliant thesis laid the groundwork for modern comparative linguistics. Jones' interests and achievements, however, ranged far beyond language. He studied and made contributions to anthropology, archaeology, astronomy, botany, history, law, literature, music, physiology, politics, and religion. He served as a Supreme Court justice in India and founded...