Research Interests
Mechanisms underlying Visual attention and Consciousness
(Psychophysics, Brain imaging studies by using fMRI, MEG and EEG)

Brain-Machine Interface (BMI)

Human internal states and human performance

Application of neuroscience to clinical and engineering areas

Mechanisms underlying Gratitude and Motivation

Education
Ph.D. awarded from Purdue University (Department of Psychological Sciences) [1995]
(Defended on August 31st, Awarded on December 16th, 1995, Advisor: Prof. Robert Melara)

Master of Science awarded from Purdue University (Department of Psychological Sciences) [1993]
(Defended in December, Awarded on December 18th, 1993. Advisor: Prof. Robert Melara)

MBA awarded from McGill University (DESAUTELS Faculty of Management) with Dean’s Honor List 2016
(Awarded on June 1 st, 2016, Advisor: Prof. Richard Donovan)

Selected Publications
・Nawa, N.E., & Yamagishi, N. (2024). Distinct associations between gratitude, self-esteem, and optimism with subjective and psychological well-being among Japanese individuals. BMC Psychol 12, 130. https://doi.org/10.1186/s40359-024-01606-y.

・Monno, Y., Nawa, N.E., & Yamagishi, N. (2024). Duration of mood effects following a Japanese version of the mood induction task. PloS one, 19(1), e0293871. https://doi.org/10.1371/journal.pone.0293871.

・Yamagishi, N (2022). Visual attention and consciousness. SEITAI NO KAGAKU. Vol.73(1): 23-27. DOI: https://doi.org/10.11477/mf.2425201459.

・Yamanaka, T., Yamagishi, N., Nawa, N.E., Anderson S.J. (2021). Assessing changes in mood state in university students following short-term study abroad. PLOS ONE 16(2): e0261762. https://doi.org/10.1371/journal.pone.0261762.

・Nawa, N.E., Yamagishi, N. (2021). Enhanced academic motivation in university students following a 2-week online gratitude journal intervention. BMC Psychol 9, 71. https://doi.org/10.1186/s40359-021-00559-w

・Sakai M., Yonami, R., Murakami, J., Mitsugami, I., Yamagishi, N. (2021). The effect of mood state on visual search times under VR environment. Transactions of the Virtual Reality Society of Japan. Vol 26, No1. pp 52-61, doi:https://doi.org/10.18974/tvrsj.26.1_52.

・Maekawa, T., Anderson, S. J., de Brecht, M., Yamagishi, N. (2018). The effect of mood state on visual search times for detecting a target in noise: An application of smartphone technology. PloS ONE 13(4): e0195865. doi: 10.1371/journal.pone.0195865.

・Takeda, Y., Yamanaka, K., Yamagishi, N., Sato, M-a. (2014). Revealing Time-Unlocked Brain Activity from MEG Measurements by Common Waveform Estimation. PLoS ONE 9(5): e98014. doi:10.1371/journal.pone.0098014

・Yamagishi, N. & Anderson, S.J. (2013). The relationship between self-awareness of attentional status, behavioral performance and oscillatory brain rhythms. PLOS ONE 8(9): e74962. doi:10.1371/journal.pone.0074962.

・de Brecht, M., Yamagishi, N. (2012). Combining sparseness and smoothness improves classification accuracy and interpretability. NeuroImage, 60, 1550-1561.

・Yamagishi, N., Anderson, S.J., & Kawato, M. (2010). The observant mind: self-awareness of attentional status. Proceedings of the Royal Society, B, 277. 3421-3426, Epub 2010 Jun 9. doi: 10.1098/rspb.2010.0891.

・Shibata, K., Yamagishi, N., Ishii, S., & Kawato, M. Boosting perceptual learning by fake feedback (2009). Vision Research, 49, 2574-2585.

・Yoshioka, T., Toyama, K., Kawato, M., Yamashita, O., Nishina, S., Yamagishi, N., Sato, M. (2008). Evaluation of hierarchical Bayesian method through retinotopic brain activities reconstruction from fMRI and MEG signals, NeuroImage, 42, 1397-1413.

・Shibata, K., Yamagishi, N., Goda, N., Yoshioka, T., Yamashita, O., Sato, M., & Kawato, M. (2008). The effects of feature attention on prestimulus cortical activity in the human visual system. Cerebral Cortex, 18, 1664-1675; doi: 10.1093/cercor/bhm194.

・Yamagishi, N., Callan, D.E., Anderson, S.J., & Kawato, M. (2008). Attentional changes in pre-stimulus oscillatory activity within early visual cortex are predictive of human visual performance. Brain Research, 1197, 115-122.

・Ashida, H., Yamagishi, N., & Anderson, S. J. (2007). The relative contributions of colour and luminance signals towards the visuomotor localisation of targets in human peripheral vision. Experimental Brain Research, 183, 425-434.

・Yamagishi, N., Goda, N., Callan, D. E., Anderson, S. J., & Kawato, M. (2005). Attentional shifts towards an expected visual target alter the level of alpha-band oscillatory activity in the human calcarine cortex. Cognitive Brain Research, 25, 799-809

・Seitz, A*. R., Yamagishi, N*., Werner, B*., Goda, N., Kawato, M., & Watanabe, T. (2005). Task-specific disruption of perceptual learning. Proceedings of the National Academy of Sciences, 102, 14895-14900. (*Equal contribution/Co-first author)

・Yamagishi, N., Callan, D. E., Goda, N., Anderson, S.J., Yoshida, Y., Kawato, M. (2003). Attentional modulation of oscillatory activity in human visual cortex. NeuroImage, 20, 98-113.

・Anderson, S.J., Yamagishi, N., Karavia, V. (2002) Attentional processes link perception and action. Proceedings of the Royal Society, Series B, London, 269, 1225-1232.

・Yamagishi, N., & Melara, R. D. (2001) Informational primacy of visual dimensions: Specialized roles for luminance and chromaticity in Figure-Ground perception. Perception and Psychophysics, 63, 824-846.

・Yamagishi, N., Anderson, S.J., & Ashida, H. (2001). Evidence for a dissociation between the perceptual and visuomotor systems in humans. Proceedings of the Royal Society, Series B, London, 268, 973-977.

・Anderson, S.J., & Yamagishi, N. (2000). Spatial localization of colour and luminance stimuli in human peripheral vision. Vision Research, 40, 759-771.

・Anton, A., Yamagishi, N., Zangwill, L., Sample, P.A., & Weinreb, R.N. (1998). Nuevos parámetros para la detección y localización de daño focal en el glaucoma. Archivos de la Sociedad Española de Oftalmologia, 73, 8, 431-438.

・Anton, A., Yamagishi, N., Zangwill, L., Sample, P.A., & Weinreb, R.N. (1998). Mapping structural to functional damage in glaucoma with standard automated perimetry and confocal scanning laser ophthalmoscopy. American Journal of Ophthalmology, 125, 436-446.

・Sample, P.A., Irak, I., Martinez, G.A., & Yamagishi, N. (1997). Asymmetries in the normal short-wavelength visual field: Implications for short-wavelength automated perimetry (SWAP). American Journal of Ophthalmology, 124, 46-52.

・Yamagishi, N., Anton, A., Sample, P.A., Zangwill, L., Lopez, A., & Weinreb, R.N. (1997). Mapping structural damage of the optic disk to visual field defect in glaucoma. American Journal of Ophthalmology, 123, 667-676.

・Yamagishi, N., & Azuma, M. (1987). Experiments on human-computer interaction evaluation. In G. Salvendy (Ed.), Cognitive Engineering in the Design of Human-Computer Interaction and Expert Systems (pp. 167-174). Amsterdam: Elsevier Science Publishers B. V.

・Sunazuka, T., Azuma, M., & Yamagishi, N. (1985). Software Quality Assessment Technology. Proceedings of the 8th IEEE International Conference on Software Engineering (pp. 142-148). Silver Spring, MD: IEEE Computer Society Press.

LINKS
For more details, please see Researchmap.

Please visit my BLOG to see my thoughts and personal reports (in Japanese).