1. A method of modifying augmentative and alternative communication (AAC) content for an AAC user, comprising: transmitting a transmission signal from a network server over a first network connection to a personal computer, the transmission signal representing a graphical interface that is displayed on the personal computer, the graphical interface allowing an AAC author to indicate one or more changes to AAC content associated with an AAC content selection interface on the network server using a standard keyboard and a pointing device on the personal computer; receiving a reception signal from the personal computer over the first network connection at the network server, the reception signal representing the changes to the AAC content associated with the AAC content selection interface indicated by the AAC author; modifying the AAC content associated with the AAC content selection interface on the network server according the changes indicated by the AAC author; and downloading the AAC content associated with the AAC content selection interface that has been modified from the network server over a second network connection to a handheld multimedia device of the AAC user, the AAC content selection interface allowing the AAC user to selectively display and/or play back the AAC content; wherein the AAC author is a different person from the AAC user.