Introduction
The special composition question
Contact, a representative answer to the special composition question
*The general composition question
*What we shall not presuppose
Answers to the special composition question according to which composition occurs when some type of physical bonding occurs
*Answers to the special composition question according to which composition occurs when combinations of various types of physical bonding occur
Extreme answers to the special composition question : Nihilism and Universalism
The proposed answer
Why the proposed answer to the special composition question, radical though it is, does not contradict our ordinary beliefs
The topic of the previous section continued : paraphrase
Unity and thinking
Artifacts
The identities of material objects
Brain transplants
Two problems about personal identity : memory and commissurotomy
The problem of the many and the vagueness of composition
The vagueness of identity.