Under Review
- Roark, C. L., & Chandrasekaran, B. (invited for revision). Common and distinct factors supporting rule-based and information-integration category learning. Preprint: https://doi.org/10.31234/osf.io/42cka
- Roark, C. L., Paulon, G., Rebaudo, G., McHaney, J. R., Sarkar, A., & Chandrasekaran, B. (under review). Individual differences in working memory impact the trajectory of non-native speech category learning. Preprint: https://doi.org/10.31234/osf.io/fzqht
- Roark, C. L. & Holt, L. L. (2019). Within-trial variability improves rule-based, not information-integration, category learning. Preprint: https://doi.org/10.31234/osf.io/h9ewf
Publications
- Roark, C. L., Lescht, E., Hampton Wray, A., & Chandrasekaran, B. (in press). Auditory and visual category learning in children and adults. Developmental Psychology. Preprint: https://doi.org/10.31234/osf.io/5ynu6
- Gabay, Y., Roark, C. L., & Holt, L. L. (in press). Impaired and spared auditory category learning in developmental dyslexia. Psychological Science. Preprint: https://doi.org/10.31234/osf.io/xbceg
- Baese-Berk, M. M., Chandrasekaran, B. & Roark, C. L. (2022). The nature of non-native speech sound representations. The Journal of the Acoustical Society of America, 152(5), 3025-3034. Special Issue: Reconsidering Classic Ideas in Speech Communication. https://doi.org/10.1121/10.0015230 (pdf)
- Roark, C. L., & Holt, L. L. (2022). Long-term priors constrain category learning in the context of short-term statistical regularities. Psychonomic Bulletin & Review, 29, 1925-1937. https://doi.org/10.3758/s13423-022-02114-z. (link)
- Roark, C. L., Plaut, D. C., & Holt, L. L. (2022). A neural network model of the effect of prior experience with regularities on subsequent category learning. Cognition. 222(104997). https://doi.org/10.1016/j.cognition.2021.104997. (pdf)
- *Roark, C. L., *Smayda, K. E., & Chandrasekaran, B. (2022). Auditory and visual category learning in musicians and non-musicians. Journal of Experimental Psychology: General, 151(3), 739-748. https://doi.org/10.1037/xge0001088. (link)
- Roark, C. L., Lehet, M. I., Dick, F. & Holt, L. L. (2022). Factors influencing incidental category learning. Journal of Experimental Psychology: Learning, Memory, and Cognition, 48(6), 769-784. https://doi.org/10.1037/xlm0001078. (link)
- Feng, G., Gan, Z., Yi, H. G., Ell, S., Roark, C. L., Wang, S., Wong, P. C. M., & Chandrasekaran, B. (2021). Separate neural dynamics underlying the acquisition of different auditory category structures. NeuroImage, 244(118565). https://doi.org/10.1016/j.neuroimage.2021. (link)
- *McHaney, J. R., *Tessmer, R., Roark, C. L. & Chandrasekaran, B. (2021). Working memory relates to individual differences in speech category learning: Insights from computational modeling and pupillometry. Brain & Language, 222(105010). https://doi.org/10.1016/j.bandl.2021.105010. (link)
- Roark, C. L. & Chandrasekaran, B. (2021). Individual variability in strategies and learning outcomes in auditory category learning. In T. Fitch, C. Lamm, H. Leder, & K. Tessmar (Eds.), Proceedings of the 43rd Annual Conference of the Cognitive Science Society (pp. 154-160). Austin, TX: Cognitive Science Society. (link).
- Roark, C. L., Paulon, G., Sarkar, A., & Chandrasekaran, B. (2021). Comparing perceptual category learning across modalities in the same individuals. Psychonomic Bulletin & Review. https://doi.org/10.3758/s13423-021-01878-0. (pdf)
- Roark, C. L., Plaut, D. C., & Holt, L. L. (2020). A neural network model of the effect of prior experience with regularities on subsequent category learning. In S. Denison, M. Mack, Y. Xu, & B. C. Armstrong (Eds.), Proceedings of the 42nd Annual Conference on the Cognitive Science Society (pp. 1817-1823). Cognitive Science Society. (pdf)
- Roark, C. L. & Holt, L. L. (2019). Auditory information-integration category learning in young children and adults. Journal of Experimental Child Psychology, 188, 104673. http://doi.org/10.1016/j.jecp.2019.104673. (pdf).
- Roark, C. L. & Holt, L. L. (2019). Perceptual dimensions influence auditory category learning. Attention, Perception, & Psychophysics. http://doi.org/10.3758/s13414-019-01688-6. (pdf)
- Roark, C. L. & Holt, L. L. (2018). Task and distribution sampling affect auditory category learning. Attention, Perception, & Psychophysics. http://doi.org/10.3758/s13414-018-1552-5. (pdf)
- Holt, L. L., Roark, C. L., Lehet, M. I., & Dick, F. (2018). Drivers of incidental category learning. In T. T. Rogers, M. Rau, X. Zhu, & C. W. Kalish (Eds.), Proceedings of the 40th Annual Conference of the Cognitive Science Society (pp. 1800-1805). Austin, TX: Cognitive Science Society. (pdf)
- Carlile, S., Ciccarelli, G., Cockburn, J., Diedesch, A., Finnegan, M. K., Hafter, E., Henin, S., Kalluri, S., Kell, A. J. E., Ozmeral, E. J., Roark, C. L., & Sagers, J. E. (2017). Listening Into 2030 Workshop: An Experiment in Envisioning the Future of Hearing and Communication Science. Trends in Hearing. (link)
Conference Presentations
- Roark, C. L. (2022, November). Learning in a complex multisensory world through an interactive video game. Talk to be presented at the BrainPlay Interdisciplinary Conference in Neuroscience and Game Design, Pittsburgh, PA.
- Roark, C. L. & Chandrasekaran, B. (2022, November). Category learning with point-based feedback. Talk to be presented at the Annual Meeting for the Psychonomic Society, Boston, MA.
- Cahalan, L., Gnanateja, G. N., Sitek, K., Roark, C. L., Brown, C., Hampton Wray, A., Corbin, N., Parfitt, M., Wirt, T., Auld, R. G., & Chandrasekaran, B. (2022, November). Acoustic processing contributes to talker identification in children with hearing loss. Poster to be presented at the Annual Meeting for the American Speech-Language-Hearing Association, New Orleans, LA, USA.
- Roark, C. L., Lescht, E., Hampton Wray, A., & Chandrasekaran, B. (2022, July). Auditory and visual category learning in children. Talk presented at the Annual Meeting for the Cognitive Science Society, Toronto, Canada.
- Roark, C. L., Feng, G., & Chandrasekaran, B. (2022, July). Talker identification as a categorization problem. Poster presented at the Annual Meeting for the Cognitive Science Society, Toronto, Canada.
- Roark, C. L. (2022, July). (Reaction) Timing is everything: Investigating learning and decision making in online research. Talk presented at the Behavioural Online (BeOnline) Conference, Virtual. (Video)
- Lescht, E., Roark, C. L., Devaraju, D. S., Chandrasekaran, B., & Hampton Wray, A. (2022, May). Auditory category learning in adults who stutter. Poster presented at the Joint World Congress on Stuttering and Cluttering, Montreal, QC, Canada.
- Roark, C. L., Paulon, G., Sarkar, A., & Chandrasekaran, B. (2021, November). Decision processes during rule-based and information-integration category learning in the same individuals. Talk presented at the Annual Meeting for the Psychonomic Society, Virtual.
- Roark, C. L. & Chandrasekaran, B. (2021, July). Individual variability in strategies and learning outcomes in auditory category learning. Talk presented at the Annual Meeting for the Cognitive Science Society, Virtual. (Video).
- Roark, C. L., Chandrasekaran, B., & Feng, G. (2020, October). Decision strategies during Mandarin tone category learning relate to different networks of emerging representations. Poster session presented at the Annual Meeting for the Society for the Neurobiology of Language, Virtual. (pdf)
- Roark, C. L., Plaut, D. C., & Holt, L. L. (2020, July). A neural network model of the effect of prior experience with regularities on subsequent category learning. Poster session presented at the 42nd Annual Conference for the Cognitive Science Society, Virtual. (pdf)
- Roark, C. L. & Chandrasekaran, B. (2020, July). Auditory, Visual, and Speech Category Learning in the Same Individuals. Poster session presented at the 42nd Annual Conference for the Cognitive Science Society, Virtual. (pdf)
- Roark, C. L., Reetzke, R., Llanos, F., McHaney, J. R., & Chandrasekaran, B. (2020, May). Learning Mandarin tone categories with natural speech and a non-speech homologue. Poster accepted for presentation at the Annual Meeting for the Acoustical Society of America, Chicago, IL. Cancelled due to COVID-19.
- Roark, C. L. & Holt, L. L. (2019, November). Exposure to short-term acoustic regularities has limited impact on representations and behavior. Poster session presented at the Annual Meeting for the Psychonomic Society, Montreal, QC. (pdf)
- Roark, C. L., Lehet, M. I., Dick, F., & Holt, L. L. (2018, November). Factors Influencing Incidental Category Learning. Poster session presented at the Annual Meeting for the Psychonomic Society, New Orleans, LA. (pdf)
- Roark, C. L. (2018, November). Science Advocacy & Communication in and beyond Pittsburgh. Poster session presented at the Advocacy Reception at the Annual Meeting for the Society for Neuroscience, San Diego, CA. (pdf)
- Holt, L. L., Roark, C. L. Lehet, M. I., & Dick, F. (2018, July). Drivers of Incidental Category learning. Poster session presented at the 40th Annual Conference for the Cognitive Science Society, Madison, WI. (pdf)
- Roark, C. L. & Holt, L. L. (2017, November). Reward History Associated with Acoustic Dimensions Impacts Auditory Category Learning. Poster session presented at the Annual Meeting for the Psychonomic Society, Vancouver, BC, Canada. (pdf)
- Roark, C. L. & Holt, L. L. (2016, November). The Interaction of Perceptual Dimensions in Auditory Category Learning. Poster session presented at the Annual Meeting for the Psychonomic Society, Boston, MA. (pdf)
- Roark, C. L. & Holt, L. L. (2015, November). The Role of Perceptual Dimensions in Auditory Category Learning. Poster session presented at the Annual Meeting for the Psychonomic Society, Chicago, IL. (pdf)
- Roark, C. L. & Holt, L. L. (2015, October). Effects of extended training on an incidental auditory category learning task. Poster session presented at the Annual Meeting for the Society for the Neurobiology of Language, Chicago, IL. (pdf)
- Roark, C. L. & Holt, L. L. (2015, May). Rule-based and information-integration categorization during an incidental learning task. Poster session presented at the Annual Meeting for the Acoustical Society of America, Pittsburgh, PA. (pdf)
Other Presentations
- Roark, C. L. (2022, October). Cognitive and computational mechanisms of learning in the sensory world. Invited talk for the Cognitive Science Brown Bag, Villanova University, Villanova, PA.
- Roark, C. L. (2022, April). Cognitive and computational mechanisms of auditory category learning. Invited talk for the Center for Cognitive Science, University at Buffalo, Buffalo, NY.
- Roark, C. L. (2022, March). Cognitive and computational mechanisms of perceptual category learning. Invited talk for the Department of Psychology, University of New Hampshire, Virtual.
- Roark, C. L. (2022, February). How prior experience influences perceptual category learning. Invited talk for the Parallel Distributed Processing Group, Department of Psychology, Princeton University, Virtual.
- Roark, C. L. (2021, May). Factors supporting successful auditory category learning. Invited talk for the Changing Brain Lab, University of Pennsylvania, Department of Psychology, Virtual.
- Roark, C. L. (2021, April). Individual variability in category learning. Talk presented at the Research Round Table, University of Pittsburgh, Department of Communication Science and Disorders, Virtual.
- Roark, C. L. (2021, March). Transitioning from in-person to online auditory research. Talk presented at the monthly meeting for the Student Academy of Audiology, University of Pittsburgh, Virtual.
- Roark, C. L. (2019, October). Perceptual category learning in musicians and non-musicians. Talk presented at the Research Round Table, University of Pittsburgh, Department of Communication Science and Disorders, Pittsburgh, PA.
- Roark, C. L. (2019, June). Perceptual dimensions influence auditory category learning. Talk presented for the McClelland Prize for Outstanding Paper, Center for the Neural Basis of Cognition, Pittsburgh, PA.
- Roark, C. L., Lehet, M. I., Dick, F., & Holt, L. L. (2019, April). Factors Influencing Incidental Category Learning. Poster session presented at the Innovation with Impact at Carnegie Mellon University, Pittsburgh, PA.
- Roark, C. L. (2018, November). Auditory perceptual representations influence categorization. Invited talk for the Cognition and Action Lab, Berkeley, CA.
- Roark, C. L. & Holt, L. L. (2018, June). The Interaction of Perceptual Dimensions in Auditory Category Learning. Poster session presented at Neuro-learning Workshop, Pittsburgh, PA.
- Roark, C. L. (2018, May). Reward-mediated attention in audition. Talk presented at the Center for the Neural Basis of Cognition annual retreat, Pittsburgh, PA. ** Voted best talk and awarded travel funding **
- Roark, C. L. (2018, April). Advocating for Science Funding: Why scientists must take on a more active role and how to do it. Talk presented at the Perception, Action, and Learning Brown Bag, Carnegie Mellon University Psychology Department, Pittsburgh, PA.
- Roark, C. L. (2017, November). Perceptual Constraints and Experience-Dependent Representations and the Impact on Category Learning. Talk presented at the Perception, Action, and Learning Brown Bag, Carnegie Mellon University Psychology Department, Pittsburgh, PA.
- Roark, C. L. & Holt, L. L. (2017, April). The Interaction of Perceptual Dimensions in Auditory Category Learning. Poster session presented at the Innovation with Impact at Carnegie Mellon University, Pittsburgh, PA. (pdf)
- Roark, C. L. (2017, March). Reward-mediated attention in audition. Talk presented to the Auditory and Vestibular Neuroscience group at the University of Pittsburgh, Pittsburgh, PA.
- Roark, C. L. (2017, February). What you don't know might help you: Incidental auditory category learning. Talk presented at the Brain Bag for the Center for the Neural Basis of Cognition, Pittsburgh, PA.
- Roark, C. L. (2017, February). Variability in Auditory Category Learning. Talk presented to the Auditory and Vestibular Neuroscience group at the University of Pittsburgh, Pittsburgh, PA.
- Roark, C. L. (2017, February). Incidental auditory category learning. Data Blitz talk presented at the Visiting Weekend for the Center for the Neural Basis of Cognition, Pittsburgh, PA.
- Roark, C. L. & Holt, L. L. (2016, May). The Role of Perceptual Dimensions in Auditory Category Learning: a Behavioral and Computational Approach. Talk presented to the Psychology Department at Carnegie Mellon University, Pittsburgh, PA.
- Roark, C. L. & Holt, L. L. (2016, March). The Role of Perceptual Dimensions in Auditory Category Learning. Talk presented to the Auditory and Vestibular Neuroscience group at the University of Pittsburgh, Pittsburgh, PA.
- Roark, C. L. & Holt, L. L. (2015, October). Effects of extended training on an incidental auditory category learning task. Poster session presented at the Annual Retreat for the Center for the Neural Basis of Cognition, Pittsburgh, PA.
- Roark, C. L. (2015, May). Rule-based and information-integration category learning in an incidental task. Talk presented to the Psychology Department at Carnegie Mellon University, Pittsburgh, PA.