Are there different rules regarding illustrations for book authors, volume editors, and chapter contributors?
First, a note about the terminology used in this set of guidelines: for ease of reading, we will use the term author in our answers to the questions. A book author is an individual writing a book that does not contain chapters written (contributed) by others. A volume editor oversees a collection of chapters written (contributed) by others (often the volume editor contributes chapters to the book as well). A chapter contributor writes one or more of the chapters in a book. The rules for authors are very straightforward: they are simply expected to acquire illustrations and the permission to use them as specified in the contract. Volume editors also acquire illustrations as specified in the contract, but they must assign shares to each chapter contributor. Some volume editors simply divide the total number of illustrations specified in the contract by the number of chapters in order to determine the number of illustrations per chapter. Other volume editors decide what is needed on a cas