+/* Set the author member of 'message' - this is the representation used
+ * when displaying the message */
+void
+notmuch_message_set_author (notmuch_message_t *message, const char *author);
+
+/* Get the author member of 'message' */
+const char *
+notmuch_message_get_author (notmuch_message_t *message);
+
+