Tuesday, September 15, 2009

Colloquium: Jennifer Lentz

You are cordially invited to the following SPHS colloquium.

Jennifer Lentz, Assistant Professor of Speech and Hearing Sciences at Indiana University, will present, "Temporal Asymmetry in the Auditory System."

September 28
4:00-5:00 p.m.
Speech and Hearing Building, Room C141

Abstract:
In the natural world, many communication and environmental signals are temporally asymmetric in time. One perceptual consequence of this temporal asymmetry is that sounds with a temporally increasing intensity profile (rising) tend to have more perceptual salience than
sounds that decay in time. Using psychophysical data obtained from our lab, I will discuss how behavioral experiments can be used to elucidate the auditory mechanisms responsible for the perceptual differences between rising and decaying sounds. I will also discuss the impact of hearing loss on this perception, which can, but does not always, impair the perception of temporal asymmetry.

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