UNDERSTANDING PITCH PERCEPTION AS A HIERARCHICAL PROCESS WITH TOP-DOWN MODULATION.

Pitch is one of the most important features of natural sounds, underlying the perception of melody in music and prosody in speech.However, the temporal dynamics of pitch processing are still poorly understood.Previous studies suggest that the auditory system uses a wide range of time scales to integrate pitch-related information and that the effect

PurposeTraumatic brain injury (TBI) can lead to a host of challenges and negatively impacts Native Americans more than any other ethnic group in the U.S.Despite this, little research exists on Native Americans with TBI.The current study examined disparities in global outcome trajectories (overall level of function post-injury) between Native Americ