It is often claimed that in the ancient world character was believed to be something fixed, given at birth and immutable during life. This belief is said to underlie the portrayal of individuals in ancient historiography and biography, particularly in the early Roman Empire; and tc constitute the chief point of difference in psychological assumptions between ancient and modern biography. In this article, I wish to examine the truth of these claims, with particular reference to Plutarch and Tacitus.

It is often claimed that in the ancient world character was believed to be something fixed, given at birth and immutable during life. This belief is said to underlie the portrayal of individuals in ancient historiography and biography, particularly in the early Roman Empire; and tc constitute the chief point of difference in psychological assumptions between ancient and modern biography. In this article, I wish to examine the truth of these claims, with particular reference to Plutarch and Tacitus.