SOCIAL RELATIONSHIPS (Management of) - a function performed by all music - "music's inability to express unambiguous meaning underwrites its powers to manage situations of social uncertainty" (2)
HONEST SIGNALLING- "revealing the the receiver qualities of the signaller that are relevant to the communicative situation" (3) " Music, as an expression of emotion, constitutes an 'honest signal' in revealing to a listener qualities of the music's producer that are necessarily concomitant on the nature of the signal" (3)
MOOD INDUCTION PROCEDURE - Music can affect and control moods more effectively than other methods.
MANAGEMENT-ASSESSMENT FRAMEWORK - Animals make sounds to manage "their physical and social envireonments rather than to transmit information" (4)
EXPRESSIVE SIZE SYMBOLISM - A small animal transmits a low frequency to "broadcast an impression of large size" (4)