This article discusses the composition and transmission of early Buddhist texts with specific reference to sutras. After briefly summarizing the main reasons why it is likely that these oral compositions were designed to be memorized and transmitted verbatim, I will discuss the main types of changes that these texts underwent in the course of their transmission and the reasons such changes occurred, then attempt to give an account of the challenge that change, particularly intentional change, posed to the oral transmission (...) of fixed, memorized texts. (shrink)