Associate Professor Grant Donald Searchfield


Grant completed his Doctorate in Audiology at the University of Auckland in 2004. He is currently an Associate Professor in the Audiology Section and directs the University’s Hearing and Tinnitus Clinic.  He is an associate editor for the International Journal of Audiology, Journal of the American Academy of Audiology and Scientific Reports. His research focus is cognitive processes involved in tinnitus perception and innovative technology for management of hearing loss and tinnitus.

Research | Current

Research interests

  • Tinnitus
  • Hearing aids
  • Auditory cognitive processes and training
  • Mechanisms of tinnitus assessment and management of tinnitus
  • Auditory habituation
  • Particular interest is in the use of digital technology, hearing aids and music in management of tinnitus.

Selected publications and creative works (Research Outputs)

  • Searchfield, G. D., Linford, T., Kobayashi, K., Crowhen, D., & Latzel, M. (2017). The performance of an automatic acoustic-based program classifier compared to hearing aid users’ manual selection of listening programs. International Journal of Audiology, 1-12. 10.1080/14992027.2017.1392048
    Other University of Auckland co-authors: Kei Kobayashi
  • Corry, M., Sanders, M., & Searchfield, G. D. (2017). The accuracy and reliability of an app-based audiometer using consumer headphones: pure tone audiometry in a normal hearing group. International journal of audiology, 56 (9), 706-710. 10.1080/14992027.2017.1321791
  • Durai, M., O'Keeffe MG, & Searchfield, G. D. (2017). The personality profile of tinnitus sufferers and a nontinnitus control group. Journal of the American Academy of Audiology, 28 (4), 271-282. 10.3766/jaaa.15103
    Other University of Auckland co-authors: Mary O'Keeffe, Mithila Durai
  • Durai, M., & Searchfield, G. (2017). A mixed-methods trial of broad band noise and nature sounds for tinnitus therapy: Group and individual responses modeled under the adaptation level theory of tinnitus. Frontiers in Aging Neuroscience, 9.10.3389/fnagi.2017.00044
    Other University of Auckland co-authors: Mithila Durai
  • Durai, M., O'Keeffe MG, & Searchfield, G. D. (2017). Examining the short term effects of emotion under an Adaptation Level Theory model of tinnitus perception. Hearing Research, 345, 23-29. 10.1016/j.heares.2016.12.013
    Other University of Auckland co-authors: Mary O'Keeffe, Mithila Durai
  • Hodgson, S.-A., Herdering, R., Singh Shekhawat, G., & Searchfield, G. D. (2017). A crossover trial comparing wide dynamic range compression and frequency compression in hearing aids for tinnitus therapy. Disability and Rehabilitation: Assistive Technology, 12 (1), 97-103. 10.3109/17483107.2015.1079266
    Other University of Auckland co-authors: Giriraj Shekhawat
  • Durai, M. (2017). Corrigendum: A Mixed-Methods Trial of Broad Band Noise and Nature Sounds for Tinnitus Therapy: Group and Individual Responses Modeled under the Adaptation Level Theory of Tinnitus. Frontiers in Aging Neuroscience, 9.10.3389/fnagi.2017.00116
  • Sheehan, G., Houghton, J., & Searchfield, G. D. (2016). Acceptability of background noise amongst children diagnosed with an auditory processing disorder. Speech, Language and Hearing, 19 (3), 180-188. 10.1080/2050571X.2016.1182310


Contact details

Primary office location

TAMAKI BUILDING 730 - Bldg 730
Level 3, Room 332
New Zealand

Web links