15. A computer-readable storage device storing software comprising instructions executable by one or more computers which, upon such execution, cause the one or more computers to perform operations comprising: accessing a contact record for a contact, wherein the content record includes a textual representation of a name of the contact; obtaining an audio recording of the name of the contact; generating an update to a speaker-dependent speech recognition model associated with the contact using the audio recording of the name of the contact; and storing the speaker-dependent speech recognition model in association with the contact record.
16. The device of claim 15 , wherein obtaining the audio recording comprises obtaining an audio recording of a user speaking the name of the contact.