Information about an author can include: firstname, lastname, fullname, lastname-comma-firstname, role, primary-or-notprimary, photo, photo credit, photo orientation, residence, biographical information. Some books have multiple contributors.
|iBooks||Author information is entered in a native Mac app, iTunes Producer, on the "details" tab of a new book file, and stored locally as an .itmsp file. Dropdown for Role (with an insane long list of predetermined roles), dropdown specifying whether the role is Primary or Not Primary, two text areas for author name: "Firstname Lastname", and "Lastname, Firstname"|
|Nook||Separate fields for First Name, Last Name, and Role, entered on Title & Description page of NOOK Book Details section. Max of 5 "contributor" objects. Plain-textarea limited to 2,500 characters for "About the Author(s)".|
|Kobo||Single text field for "Firstname Lastname". First entry is automatically designated as Primary autho|