Determine ability to differentiate harmonic categories by ear.

See if people can guess the behavioral context in which music is performed.

Do form-function inferences require more than pitch and rhythm?

Study three music perception abilities.

Determine how well people discriminate between tones.

What songs does the whole world know? Help us find out.

See if people sense similar emotional content in NHS songs.

See if listener can hear when vocalizations are infant-directed.

Find out if form-function inferences are accurate.