Stefanie E. Kuchinsky
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View article: Neural and Behavioral Changes in Older Adults from Auditory-Cognitive Training
Neural and Behavioral Changes in Older Adults from Auditory-Cognitive Training Open
Speech perception in noisy environments is a common challenge among older adults, even for those with clinically normal hearing. Cognitive decline may be one of the contributing factors, and, as such, auditory-cognitive training may enhanc…
View article: Three Hundred Hertz Transcutaneous Auricular Vagus Nerve Stimulation ( <scp>taVNS</scp> ) Impacts Pupil Size Non‐Linearly as a Function of Intensity
Three Hundred Hertz Transcutaneous Auricular Vagus Nerve Stimulation ( <span>taVNS</span> ) Impacts Pupil Size Non‐Linearly as a Function of Intensity Open
Transcutaneous auricular vagus nerve stimulation (taVNS) is a neuromodulatory technique that may have numerous potential health and human performance benefits. However, optimal stimulation parameters for maximizing taVNS efficacy are unkno…
View article: 300 Hz transcutaneous auricular vagus nerve stimulation (taVNS) impacts pupil size nonlinearly as a function of intensity
300 Hz transcutaneous auricular vagus nerve stimulation (taVNS) impacts pupil size nonlinearly as a function of intensity Open
Transcutaneous auricular vagus nerve stimulation (taVNS) is a neuromodulatory technique that may have numerous potential health and human performance benefits. However, optimal stimulation parameters for maximizing taVNS efficacy are unkno…
View article: Note on the Dual-Task Paradigm and its Use to Measure Listening Effort
Note on the Dual-Task Paradigm and its Use to Measure Listening Effort Open
People regularly communicate in complex environments, requiring them to flexibly shift their attention across multiple sources of sensory information. Increasing recruitment of the executive functions that support successful speech compreh…
View article: Attention Mobilization as a Modulator of Listening Effort: Evidence From Pupillometry
Attention Mobilization as a Modulator of Listening Effort: Evidence From Pupillometry Open
Listening to speech in noise can require substantial mental effort, even among younger normal-hearing adults. The task-evoked pupil response (TEPR) has been shown to track the increased effort exerted to recognize words or sentences in inc…
View article: Auditory, Lexical, and Multitasking Demands Interactively Impact Listening Effort
Auditory, Lexical, and Multitasking Demands Interactively Impact Listening Effort Open
Purpose: This study examined the extent to which acoustic, linguistic, and cognitive task demands interactively impact listening effort. Method: Using a dual-task paradigm, on each trial, participants were instructed to perform either a si…
View article: An Emotion-Driven Vocal Biomarker-Based PTSD Screening Tool
An Emotion-Driven Vocal Biomarker-Based PTSD Screening Tool Open
Goal: This paper introduces an automated post-traumatic stress disorder (PTSD) screening tool that could potentially be used as a self-assessment or inserted into routine medical visits to aid in PTSD diagnosis and treatment. Methods: With…
View article: Changes in Cortical Directional Connectivity during Difficult Listening in Younger and Older Adults
Changes in Cortical Directional Connectivity during Difficult Listening in Younger and Older Adults Open
SUMMARY One way to investigate the mechanisms that underlie speech comprehension under difficult listening conditions is via cortical connectivity. The innovative Network Localized Granger Causality (NLGC) framework was applied to magnetoe…
View article: Attention Mobilization as a Modulator of Listening Effort: Evidence from Pupillometry
Attention Mobilization as a Modulator of Listening Effort: Evidence from Pupillometry Open
Listening to speech in noise can require substantial mental effort, even among younger normal-hearing adults. The task-evoked pupil response (TEPR) has been shown to track the increased effort exerted to recognize words or sentences in inc…
View article: Effects of aging on cortical representations of continuous speech
Effects of aging on cortical representations of continuous speech Open
We observed age-related changes in cortical temporal processing of continuous speech that may be related to older adults’ difficulty in understanding speech in noise. These changes occur in both timing and strength of the speech representa…
View article: Performance on stochastic figure-ground perception varies with individual differences in speech-in-noise recognition and working memory capacity
Performance on stochastic figure-ground perception varies with individual differences in speech-in-noise recognition and working memory capacity Open
Speech recognition in noisy environments can be challenging and requires listeners to accurately segregate a target speaker from irrelevant background noise. Stochastic figure-ground (SFG) tasks in which temporally coherent inharmonic pure…
View article: Auditory, Lexical, and Multitasking Demands Interactively Impact Listening Effort
Auditory, Lexical, and Multitasking Demands Interactively Impact Listening Effort Open
Purpose: This study examined the extent to which acoustic, linguistic, and cognitive task demands interactively impact listening effort. Method: Using a dual-task paradigm, on each trial, participants were instructed to perform either a si…
View article: Effects of Aging on Cortical Representations of Continuous Speech
Effects of Aging on Cortical Representations of Continuous Speech Open
Understanding speech in a noisy environment is crucial in day-to-day interactions, and yet becomes more challenging with age, even for healthy aging. Age-related changes in the neural mechanisms that enable speech-in-noise listening have b…
View article: NLGC: Network localized Granger causality with application to MEG directional functional connectivity analysis
NLGC: Network localized Granger causality with application to MEG directional functional connectivity analysis Open
Identifying the directed connectivity that underlie networked activity between different cortical areas is critical for understanding the neural mechanisms behind sensory processing. Granger causality (GC) is widely used for this purpose i…
View article: Assessment methods for determining small changes in hearing performance over time
Assessment methods for determining small changes in hearing performance over time Open
Although the behavioral pure-tone threshold audiogram is considered the gold standard for quantifying hearing loss, assessment of speech understanding, especially in noise, is more relevant to quality of life but is only partly related to …
View article: NLGC: Network Localized Granger Causality with Application to MEG Directional Functional Connectivity Analysis
NLGC: Network Localized Granger Causality with Application to MEG Directional Functional Connectivity Analysis Open
Identifying the directed connectivity that underlie networked activity between different cortical areas is critical for understanding the neural mechanisms behind sensory processing. Granger causality (GC) is widely used for this purpose i…
View article: Performance on stochastic figure-ground perception varies with individual differences in speech-in-noise recognition and working memory capacity
Performance on stochastic figure-ground perception varies with individual differences in speech-in-noise recognition and working memory capacity Open
Speech recognition in noisy environments can be challenging and requires listeners to accurately segregate a target speaker from irrelevant background noise. Stochastic figure ground (SFG) tasks, in which temporally coherent inharmonic pur…
View article: Dichotic listening performance and effort as a function of spectral resolution and interaural symmetry
Dichotic listening performance and effort as a function of spectral resolution and interaural symmetry Open
One potential benefit of bilateral cochlear implants is reduced listening effort in speech-on-speech masking situations. However, the symmetry of the input across ears, possibly related to spectral resolution, could impact binaural benefit…
View article: Systematic Comparison of Trial Exclusion Criteria for Pupillometry Data Analysis in Individuals With Single-Sided Deafness and Normal Hearing
Systematic Comparison of Trial Exclusion Criteria for Pupillometry Data Analysis in Individuals With Single-Sided Deafness and Normal Hearing Open
The measurement of pupil dilation has become a common way to assess listening effort. Pupillometry data are subject to artifacts, requiring highly contaminated data to be discarded from analysis. It is unknown how trial exclusion criteria …
View article: Direct impact of cognitive control on sentence processing and comprehension
Direct impact of cognitive control on sentence processing and comprehension Open
Incremental language processing means that listeners confront temporary ambiguity about how to structure the input, which can generate misinterpretations. In four "visual-world" experiments, we tested whether engaging cognitive control - w…
View article: Objective and Subjective Auditory Effects of Traumatic Brain Injury and Blast Exposure in Service Members and Veterans
Objective and Subjective Auditory Effects of Traumatic Brain Injury and Blast Exposure in Service Members and Veterans Open
Service members and veterans (SMVs) with a history of traumatic brain injury (TBI) or blast-related injury often report difficulties understanding speech in complex environments that are not captured by clinical tests of auditory function.…
View article: Separable neural representations of sound sources: Speaker identity and musical timbre
Separable neural representations of sound sources: Speaker identity and musical timbre Open
Human listeners can quickly and easily recognize different sound sources (objects and events) in their environment. Understanding how this impressive ability is accomplished can improve signal processing and machine intelligence applicatio…
View article: High Frequency Cortical Processing of Continuous Speech in Younger and Older Listeners - Dataset
High Frequency Cortical Processing of Continuous Speech in Younger and Older Listeners - Dataset Open
Neural processing along the ascending auditory pathway is often associated with a progressive reduction in characteristic processing rates. For instance, the well-known frequency-following response (FFR) of the auditory midbrain, as measur…
View article: Best Practices and Advice for Using Pupillometry to Measure Listening Effort: An Introduction for Those Who Want to Get Started
Best Practices and Advice for Using Pupillometry to Measure Listening Effort: An Introduction for Those Who Want to Get Started Open
Within the field of hearing science, pupillometry is a widely used method for quantifying listening effort. Its use in research is growing exponentially, and many labs are (considering) applying pupillometry for the first time. Hence, ther…
View article: Pupillometry reveals changes in physiological arousal during a sustained listening task
Pupillometry reveals changes in physiological arousal during a sustained listening task Open
Hearing loss is associated with anecdotal reports of fatigue during periods of sustained listening. However, few studies have attempted to measure changes in arousal, as a potential marker of fatigue, over the course of a sustained listeni…
View article: Cingulo-Opercular Function During Word Recognition in Noise for Older Adults with Hearing Loss
Cingulo-Opercular Function During Word Recognition in Noise for Older Adults with Hearing Loss Open
The trial-level word recognition benefit from cingulo-opercular activity was equivalent for both hearing loss groups. When speech audibility and performance levels are similar for older adults with mild to moderate hearing loss, cingulo-op…
View article: Cortical Activity Predicts Which Older Adults Recognize Speech in Noise and When
Cortical Activity Predicts Which Older Adults Recognize Speech in Noise and When Open
Speech recognition in noise can be challenging for older adults and elicits elevated activity throughout a cingulo-opercular network that is hypothesized to monitor and modify behaviors to optimize performance. A word recognition in noise …