Research Interests Non-invasive brain stimulation (tDCS, TMS, TUS, tTIS) Synaptic plasticity Psychiatric disorders Motor learning Machine learning, Deep learning Current Projects DARPA project (Phase 2): Novel and Conventional Interventions for Cognitive and Emotional Flexibility in Patient Trauma (NOCICEPT) TMS for preclinical models (with Drs. Kohut, Hur, & Brown) tDCS & TMS modeling study (with Dr. Brown & Ganesh) Contextual interference study (with Drs. Kim, Wright, & Rhee) Publications Kim, H., Wright, D. L., & Kim, T. (in preparation). Multiple doses of anodal tDCS in a single day does not enhance online and offline improvements in motor sequence skill. PLOS ONE. Kim, H., Lei, Y., & Wright, D. L. (in preparation). Intermittent theta-burst stimulation of the human supplementary motor area. Neuron. Kweon, J., Kim, H., Vigne, M., Fukuda, A. M., Ren, B., Carpenter, L. L., & Brown, J. C. (in preparation). Exploration of NMDA and GABA receptor-mediated plasticity induced by 10-Hz repetitive transcranial magnetic stimulation. Kim, H., Kweon, J., Siddiqi, S. H., Carpenter, L. L., & Brown, J. C. (in preparation). NMDA receptor modulation of iTBS-induced corticomotor plasticity. Molecular Psychiatry. Song, Y., Kim, H., Kim, T. (submitted). A Minimal Recurrent Neural Network Simulates the Contextual Interference Effect in Motor Learning. Scientific Reports. Kim, H., Lei, Y., Bao, S., Huynh, A. T., Buchanan, J. J., Bernard, J. A., Brown, J. C., & Wright, D. L. (submitted). Connectivity between supplementary motor complex and primary motor cortex: a dual-coil paired-pulse TMS study. Frontiers in Neurology. https://doi.org/10.1101/2024.08.31.610643 Kim, H., Wright, D. L., Kweon, J., & Brown, J. C. (under review). A cup of coffee can boost your motor performance: Enhanced motor sequence learning with caffeine. Human Movement Science. https://doi.org/10.1101/2024.08.22.609116 Kornman, P. T., Kim, H., Duguay, K., Brown, J. C., & Li, J. (in revision). Reducing Endogeneity Within a Small-n Design Using Cross-Validation with Cluster-Robust Variance Estimation When Comparing Mixed Effect Models: A New Analytic Methodology Applied in Neurobiology. Neuroscience Insights. Kim, H. (in press). Chunking Strategies in Recurrent Neural Networks for Motor Sequence Learning. UKC 2025 Proceedings. Kim, H., Kweon, J., Kornman, P., Vigne, M., Carpenter, L., & Brown, J. (2025). 1 - Effects of iTBS on Synaptic Plasticity in the Presence of NMDA Receptor Modulators – Top Prospective Poster. Transcranial Magnetic Stimulation, 3, 100101. https://doi.org/10.1016/j.transm.2025.100101 Ganesh, P., Kweon, J., Tom, J., Kim, H., Halko, M., & Brown, J. C. (2025). Electric field models as a dosing paradigm for TMS in non-motor areas. Brain Stimulation, 18(1), 589. https://doi.org/10.1016/j.brs.2024.12.1086 Kim, H., Ganesh, P., Kweon, J., Tom, J. M., Ozdemir, R. A., & Brown, J. C. (2025). Effects of D-cycloserine and accelerated TMS on TMS-evoked potentials in the left DLPFC. Brain Stimulation, 18(1), 470. https://doi.org/10.1016/j.brs.2024.12.747 Kim, T., Kim, H., Philip, B. A., & Wright, D. L. (2024). M1 recruitment during interleaved practice is important for encoding, not just consolidation, of novel skill memory. npj Science of Learning, 9, 77. https://doi.org/10.1038/s41539-024-00290-2 Kim, H. (2024). Assessing cortico-cortical network using dual-coil paired-pulse transcranial magnetic stimulation. UKC 2024 Proceedings, 63. https://ukc.ksea.org/programs/proceeding-ukc2024 Kim, H., Kornman, P. T., Kweon, J., Wassermann, E. M., Wright, D. L., Li, J., & Brown, J. C. (2024). Combined effects of pharmacological interventions and intermittent theta-burst stimulation on motor sequence learning. bioRxiv. https://doi.org/10.1101/2024.07.24.604878 Kim, H. (2024). SMC-M1 CONNECTIVITY AND MOTOR SEQUENCE LEARNING: A TMS STUDY [Doctoral dissertation, Texas A&M University]. https://hdl.handle.net/1969.1/1583039 Bao, S.†, Kim, H.†, Shettigar, N. B., Li, Y., & Lei, Y. (2024). Personalized depth-specific neuromodulation of the human primary motor cortex via ultrasound. Journal of Physiology, 602(5), 933-948. https://doi.org/10.1113/JP285613 †Co-First Authors Kim, H., King, B., Verwey, W. B., Buchanan, J. J., & Wright, D. L. (2024). Timing of transcranial direct current stimulation at M1 does not affect motor sequence learning. Heliyon, 10(4), E25905. https://doi.org/10.1016/j.heliyon.2024.e25905 Rizvi, A., Bell, K., Yang, D., Montenegro, M., Kim, H., Bao, S., Wright, D. L., Buchanan, J. J., & Lei, Y. (2023). Effects of transcranial direct current stimulation over human motor cortex on cognitive-motor and sensory-motor processes. Scientific Reports, 13, 20968. https://doi.org/10.1038/s41598-023-48070-z Kim, H., Lei, Y., & Wright, D. L. (2023). Modulating the corticospinal excitability using various non-invasive brain stimulation techniques. UKC 2023 Proceedings, 113. https://ukc.ksea.org/about/ukc-history Kim, H., Wright, D. L., Rhee, J., & Kim, T. (2023). C3 in the 10-20 system may not be the best target for the motor hand area. Brain Research, 1807, 148311. https://doi.org/10.1016/j.brainres.2023.148311 Kim, T., Kim, H., & Wright, D. L. (2021). Improving consolidation by applying anodal tDCS at primary motor cortex during repetitive practice. Neurobiology of Learning and Memory, 178, 107365. https://doi.org/10.1016/j.nlm.2020.107365 Chen, J., McCulloch, A., Kim, H., Kim, T., Rhee, J., Verwey, W. B., Buchanan, J. J., & Wright, D. L. (2020). Application of anodal tDCS at primary motor cortex immediately after practice of a motor sequence does not improve offline gain. Experimental Brain Research, 238, 29-37. https://doi.org/10.1007/s00221-019-05697-7 Kim, H. (2018). The Effect of Timing of Anodal Transcranial Direct Current Stimulation (tDCS) on Online and Offline Motor Sequence Learning [Master's thesis, Texas A&M University]. http://hdl.handle.net/1969.1/174352 Book Chapters Mai, B., & Kim, H. (2019). The Relationships between Emotional States and Information Processing Strategies in IS Decision Support - A NeuroIS Approach. In F. Davis, R. Riedl, J. vom Brocke, P.-M. Léger, A. Randolph, & Th. Fischer (Eds.), Information Systems and Neuroscience - NeuroIS Retreat 2019 (1st ed., pp. 337-343). Switzerland. Springer International Publishing. [LINK] Presentations Kim, H., Kweon, J., Kornman, P. T., Vigne, M., Carpenter, L. L., & Brown, J. C. (2025, June 12-14). Effects of iTBS on synaptic plasticity in the presence of NMDA receptor modulators [Verbal presentation]. 13th CTMSS Annual Meeting, San Diego, CA, United States. Kornman, P. T.*, Kim, H., Duguay, K., Brown, J. C., Li, J. (2025, June 12-14). Reducing endogeneity within a small-n design using cross-validation with cluster-robust variance estimation when comparing mixed effect models - a new analytic methodology applied in neurobiology [Verbal presentation]. Canadian Psychological Association (CPA)’s 86th Annual National Convention, St.John’s, NL, Canada. *Presenter Kim, H. (2025, June 5-7). Measuring and modulating neuronal excitability with transcranial magnetic stimulation: Approaches and mechanisms [Verbal presentation]. 11th Edition of International Conference on Neurology and Neurological Disorders, Rome, Italy. Kim, H. (2024, November 8). Non-invasive brain stimulation techniques for the treatment of depression [Verbal presentation]. SNUH-NEBS Research Collaboration Symposium, Boston, MA, United States. Kim, H., Lei, Y., Rhee, J., Huynh, A. T., Buchanan, J. J., Bernard, J. A., Brown, J. C., & Wright, D. L. (2024, September 19-20). Reduced facilitatory influence of the supplementary motor complex on M1 in the presence of motor chunking [Three-minute pitch]. 2024 Brainbox Initiative Conference, London, United Kingdom. Kweon, J.*, Ganesh, P., Kim, H., Fukuda, A., & Brown, J. C. (2024, June 13-15). Comparing plasticity of iTBS and 10-Hz rTMS with NMDA and GABA receptor modulation [Verbal presentation]. 12th CTMSS Annual Meeting, London, United Kingdom. *Presenter Kim, H. (2024, August 29-September 4). Effects of D-Cycloserine and Accelerated TMS on TMS-Evoked Potentials in the DLPFC [Verbal presentation]. 10th Science Factory: TMS–EEG Summer School and Workshop, Espoo, Finland. Kim, H., Huynh, A. T., & Wright, D. L. (2023, December 9). Synaptic plasticity changes between pre-SMA and M1 after non-invasive brain stimulation and motor sequence tasks [Verbal presentation]. 2023 KSEA West Gulf Coast Regional Conference (WGCRC), Houston, TX, United States. Kim, H. (2023, December 6). Synaptic plasticity changes between pre-SMA and M1 after neuromodulation and motor sequence learning [Verbal presentation]. Association of Korean Neuroscientists (AKN) eTALK. Kim, H., Lei, Y., & Wright, D. L. (2023, September 21-23). Comparing motor-evoked potentials through paired pulse transcranial magnetic stimulation and intermittent theta burst stimulation at the supplementary motor area [Three-minute pitch]. 2023 Brainbox Initiative Conference, London, United Kingdom. Kim, H. & Wright, D. L. (2022, September 22-23). Reliability of the Motor Hand Area in the 10-20 and 10-5 Systems [Three-minute pitch]. 2022 Brainbox Initiative Conference, London, United Kingdom. Kim, H., King, B., Verwey, W. B., Buchanan, J. J., & Wright, D. L. (2019, June 6-8). Application of anodal tDCS at M1 before, during, or after practice does not modify online or offline gains for a serial finger tapping task [Verbal presentation]. 2019 NASPSPA Conference, Baltimore, MD, United States. Chen, J., Kim, H.*, Johnson, B., & Wright, D. L. (2017, June 4-7). Examining the role of interhemispheric inhibition of primary motor cortex on subsequent consolidation of sequence learning [Verbal presentation]. 2017 NASPSPA Conference, San Diego, CA, United States. *Presenter Poster Presentations Kim, H., Kweon, J., Ganesh, P., Varone, G., Ressler, K. J., & Brown, J. C. (2025, November 15-19). Correlation between TMS-evoked potentials (TEPs) and mental health outcomes [Poster presentation]. Neuroscience 2025, San Diego, CA, United States. Kim, H., Kweon, J., Kornman, P. T., Vigne, M., Carpenter, L. L., & Brown, J. C. (2025, June 12-14). Effects of iTBS on synaptic plasticity in the presence of NMDA receptor modulators [Poster presentation]. 13th CTMSS Annual Meeting, San Diego, CA, United States. (2025 CTMSS Top Abstract Award 🏆) Ganesh, P., Kweon, J., Tom, J., Kim, H., Halko, M., & Brown, J. C. (2025, February 23-26). Electric field models as a dosing paradigm for TMS in non-motor areas [Poster presentation]. 2025 Brain Stimulation Conference, Kobe, Japan. Kim, H., Ganesh, P., Kweon, J., Tom, J. M., Ozdemir, R. A., & Brown, J. C. (2025, February 23-26). Effects of D-cycloserine and accelerated TMS on TMS-evoked potentials in the left DLPFC [Poster presentation]. 2025 Brain Stimulation Conference, Kobe, Japan. Kweon, J., Ganesh, P., Tom, J., Nevils, M., Kim, H., Varone, G., & Brown, J. C. (2025, January 22). Mechanism-Based Augmentation of Accelerated TMS using D-cycloserine [Poster presentation]. 2025 McLean Research Day, Belmont, MA, United States. Ganesh, P., Kweon, J., Tom, J., Kim, H., Halko, M., & Brown, J. C. (2025, January 22). Electric field models as a dosing paradigm for TMS in non-motor areas [Poster presentation]. 2025 McLean Research Day, Belmont, MA, United States. Kim, H.†, Hur, K-H.†, Stover, J., Cayetano, K. R., Tang, A. D., Kohut, S. J., & Brown, J. C. (2025, January 22). Enhancing corticospinal excitability in preclinical models using 10-Hz rTMS: a pilot study [Poster presentation]. 2025 McLean Research Day, Belmont, MA, United States. †Co-First Authors Ganesh, P., Kweon, J., Julia, T., Kim, H., Fukuda, A. M., & Brown, J. C. (2024, Octoboer 5-9). Mechanism-based augmentation of accelerated-TMS: Preliminary analysis of a 1-day iTBS protocol [Poster presentation]. Neuroscience 2024, Chicago, IL, United States. Kim, H., Lei, Y., Huynh, A. T., Buchanan, J. J., Bernard, J. A., Brown, J. C., & Wright, D. L. (2024, Octoboer 5-9). Facilitatory influence of the supplementary motor complex on the primary motor cortex reduced after motor chunking [Poster presentation]. Neuroscience 2024, Chicago, IL, United States. Kim, H., Lei, Y., Rhee, J., Huynh, A. T., Buchanan, J. J., Bernard, J. A., Brown, J. C., & Wright, D. L. (2024, September 19-20). Reduced facilitatory influence of the supplementary motor complex on M1 in the presence of motor chunking [Poster presentation]. 2024 Brainbox Initiative Conference, London, United Kingdom. (People's Choice Award 🏆) Kim, H. (2024, August 21-24). Assessing cortico-cortical network using dual-coil paired-pulse transcranial magnetic stimulation [Poster presentation]. The 37th Annual US-Korea Conference (UKC) 2024, San Francisco, CA, United States. Kim, H., Lei, Y., Huynh, A. T., Buchanan, J. J., Bernard, J. A., Brown, J. C., & Wright, D. L. (2024, July 31-August 4). Effects of SMC iTBS on SMC-M1 connectivity and motor sequence learning [Poster presentation]. 2024 NYC Neuromodulation Conference, New York City, NY, United States. Kweon, J., Ganesh, P., Kim, H., Fukuda, A., & Brown, J. C. (2024, June 13-15). Comparing plasticity of iTBS and 10-Hz rTMS with NMDA and GABA receptor modulation [Poster presentation]. 12th CTMSS Annual Meeting, London, United Kingdom. (2024 CTMSS Top Abstract Award 🏆) Kim, H., Kim, S., Verwey, W. B., Lee, H.-W. (2024, March 6-9). Effects of anodal tDCS at DLPFC on motor learning and depression: a pilot study [Poster presentation]. American Neuropsychiatric Association (ANPA)'s 34th Annual Meeting, Houston, TX, United States. Kim, H., Huynh, A. T., & Wright, D. L. (2023, December 9). Synaptic plasticity changes between pre-SMA and M1 after non-invasive brain stimulation and motor sequence tasks [Poster presentation]. 2023 KSEA West Gulf Coast Regional Conference (WGCRC), Houston, TX, United States. (GenDepot Poster Award 🏆) Kim, H., Lei, Y., & Wright, D. L. (2023, September 21-23). Comparing motor-evoked potentials through paired pulse transcranial magnetic stimulation and intermittent theta burst stimulation at the supplementary motor area [Poster presentation]. 2023 Brainbox Initiative Conference, London, United Kingdom. Kim, H., Lei, Y., & Wright, D. L. (2023, August 2-5). Modulating the corticospinal excitability using various non-invasive brain stimulation techniques [Poster presentation]. The 36th Annual US-Korea Conference (UKC) 2023, Dallas, TX, United States. Kim, H., Rhee, J., & Wright, D. L. (2023, April 29). Evaluating the neurophysiological effects of motor sequence learning using non-invasive brain techniques [Poster presentation]. The 32nd KSEA Northeast Regional Conference (NRC) 2023, Montclair, NJ, United States. (Best Poster Award 🏆) Lin, B., Bao, S., Kim, H., & Lei, Y. (2023, April 17-21). Modulating motor cortex excitability and motor unit function through S1 stimulation [Poster presentation]. 2023 NCM Annual Meeting, Victoria, British Columbia, Canada. Kim, H., Bao, S., & Lei, Y. (2023, April 17-21). The effect of continuous and intermittent theta-burst ultrasound stimulation over multiple depths of human motor cortex [Poster presentation]. 2023 NCM Annual Meeting, Victoria, British Columbia, Canada. Kim, H., Rhee, J., Bao, S., Huynh, A., Lei, Y., Buchanan, J. J., & Wright, D. L. (2023, April 17-21). Connectivity between the supplementary motor area and primary motor cortex: paired-pulse transcranial magnetic stimulation (ppTMS) study [Poster presentation]. 2023 NCM Annual Meeting, Victoria, British Columbia, Canada. Kim, H. & Wright, D. L. (2022, September 22-23). Reliability of the Motor Hand Area in the 10-20 and 10-5 Systems [Poster presentation]. 2022 Brainbox Initiative Conference, London, United Kingdom. Huynh, A. T., Deeman, J., Kim, H., & Wright, D. L. (2022, May 26-28). Examining the benefit of tDCS at M1 for protecting new motor memory from interference [Poster presentation]. 2022 NASPSPA Conference, Hawaii, HI, United States. Kim, H. & Wright, D. L. (2020, April 27-May 1). Multiple within-day doses of anodal tDCS do not foster greater online or offline gain in motor sequence skill [Poster presentation], 2020 NCM Annual Meeting, Dubrovnik, Croatia (cancelled due to COVID-19). Chen, J., Kim, H., Kim, T., & Wright, D. L. (2018, June 21-23). An acute bout of exercise can protect procedural memory [Poster presentation]. 2018 NASPSPA Conference, Denver, CO, United States. McCulloch, A., Park, I., Chen, J., Kim, T., Kim, H., Nazifi, M., Wright, D. L., & Buchanan, J. J. (2017, November 11-15). Anodal transcranial direct current stimulation impacts the underlying control processes in bimanual movements [Poster presentation]. 2017 SfN Annual Meeting, Washington, DC, United States. Chen, J., Kim, H., Kim, T., McCulloch, A., Park, I., Nazifi, M., Buchanan, J. J., & Wright, D. L. (2017, April 28). Anodal tDCS stimulation on primary motor cortex does not enhance consolidation during motor sequence learning [Poster presentation]. 2017 Texas A&M Institute for Neuroscience Annual Symposium, College Station, TX, United States. McCulloch, A., Park, I., Chen, J., Kim, H., Kim, T., Nazifi, M., Wright, D. L., & Buchanan, J. J. (2017, April 28). Anodal tDCS influences the control process underlying bimanual movements [Poster presentation]. 2017 Texas A&M Institute for Neuroscience Annual Symposium, College Station, TX, United States.