Some people believe that the ratio between your index and ring fingers, known as the “digit ratio,” can reveal aspects of your personality. This pseudoscientific theory suggests that finger lengths are linked to prenatal hormone exposure. People with longer ring fingers (a lower 2D:4D ratio) are often seen as confident, competitive, and risk-taking, while those with longer index fingers (a higher 2D:4D ratio) are thought to be empathetic, nurturing, and good at communication. If the fingers are about the same length, it may indicate a balance of traits. Although evolutionary biologist John Manning popularized the theory, scientists agree that personality is shaped by many factors, not just finger length