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National Center for Rehabilitative Auditory Research (NCRAR)


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Frederick (Erick) J. Gallun, Ph.D.

Phone: 503-220-8262 ext. 57472

Current Appointments

  • Research Investigator
  • Associate Professor, Dept. Otolaryngology/Head & Neck Surgery and Neuroscience Graduate Program, Oregon Health and Science University

Research Interests

  • Exploring the potential impacts of age, hearing loss, and brain injury on the ability of listeners to extract information from complex auditory stimuli.
  • Development of portable, automated, rapid tests of auditory function based on current models of the processing associated with the central auditory system.

Current Research Projects

“Predicting the benefits of spatial and spectrotemporal cues”
Principal Investigator: Frederick J. Gallun, PhD
National Institutes of Health, NIDCD, R01 2012-2017.

“Central Auditory Processing deficits associated with blast exposure”
Principal Investigator: Frederick J. Gallun, PhD
Co-Principal Investigator: Marjorie R. Leek, PhD
VA RR&D Merit Award 2011-2015.

“Acoustic and perceptual effects of WDRC amplification”
Principal Investigator: Pamela Souza, PhD, CCC-A
Co-Investigators: Frederick Gallun, PhD and Richard Wright, PhD
National Institutes of Health, NIDCD, R01 2010-2015.
"Perception of dynamic acoustic signals by hearing impaired listeners"
Principal Investigator: Michelle Molis, PhD
Co-Investigators: Frederick Gallun, PhD and Marjorie Leek, PhD
National Institutes of Health, NIDCD, R01 2013-2018.

"Spectral dynamics and speech understanding by hearing impaired People"
Principal Investigator: Michelle Molis, PhD
Co-Investigators: Frederick Gallun, PhD and Marjorie Leek, PhD
VA RR&D Merit Award 2013-2016.

"Blast exposed Veterans with auditory complaints"
Principal Investigator: Sheila Pratt, PhD
Co-Principal Investigators: Lindsey Jorgensen, PhD; Frederick Gallun, PhD
VA RR&D Merit Award 2015-2019.


Elected Fellow of the Acoustical Society of America

Selected Recent Publications

Papesh, M.A and Gallun, F.J. (2015) “Auditory impacts of blast exposure” Pathways, edited by F. Musiek.

Gallun, F.J., McMillan, G.P., Molis, M.R., Kampel, S.D., Dann, S.M., Konrad-Martin, D. (2014) “Relating age and hearing loss to monaural, bilateral, and binaural temporal sensitivity” Frontiers in Neuroscience. 8:172. doi: 10.3389/fnins.2014.00172

Gallun, F.J., Diedesch, A.C., Kampel, S.D., Jakien, K.M. (2013). “Independent impacts of age and hearing loss on spatial release in a complex auditory environment” Frontiers in Neuroscience. 7:252. doi: 10.3389/fnins.2013.00252

Gallun, F.J., Diedesch, A.C., Kubli, L., Walden, T., Folmer, R.L., Lewis, M.S., McDermott, D.J., Fausti, S., Leek, M.R. (2012). “Performance on tests of central auditory processing by individuals exposed to high-intensity blasts” Journal of Rehabilitation Research and Development. 49(7), 1005-1024.

Gallun, F.J., Diedesch, A.C., Beasley, R. (2012). “Impacts of age on memory for auditory intensity” Journal of the Acoustical Society of America.132(2): 944-956.

Stecker, G.C., Gallun, F.J. (2012) “Binaural hearing, sound localization, and spatial hearing” in Translational Perspectives in Auditory Neuroscience: Normal Aspects of Hearing, edited by K. Tremblay and R. Burkhardt. Plural Publishing, Inc., San Diego.

Selected Recent Invited Presentations

Gallun, F. J. (2015). “Current Research on Central Auditory Function at the NCRAR”, American Auditory Society. Scottsdale, AZ.

Gallun, F.J. (2014) “Central Auditory Processing following blast exposure in a Veteran population: Behavioral and electrophysiological evidence”, 32nd Annual Symposium of the National Neurotrauma Society, San Francisco, CA

Gallun, F.J. (2014) “Characterizing attentional resources using the auditory dual-task”, Workshop on Cognitive Neuroscience of Auditory and Cross-modal Perception, P.J. Šafárik University, Košice, Slovakia

Gallun, F.J. (2014) “Evidence for impacts of blast exposure on central auditory function” University College London Ear Institute, London, UK

For additional information on research, presentations and publications see: Complete CV