Associate Professor
Behavioral and Brain Sciences Program
502 Psychology Building
(706) 542-8045
Lab Association: 


Ph.D. SUNY-Buffalo, 1985

Research Interests

Visual perception, information processing, attention; for information from a recent interview with UGA Today, please click here.


McDunn, B. A., Brown, J. M., Hale, R. G., & Siddiqui, A. P. (2017). Disentangling boundary extension and normalization of view memory for scenes.Visual Cognition, 1-13. doi:10.1080/13506285.2016.1274810

Hale, R., Brown, J. M., & McDunn, B. A. (2016). Increasing task demand by obstructing object recognition increases boundary extension. Psychonomic Bulletin & Review, Advance online publication, DOI 10.3758/s13423-016-1018-5.

Hale, R., Brown, J.M., McDunn, B.A., & Siddiqui, A.P. (2015). An influence of extremal edges on boundary extension. Psychonomic Bulletin & Review, 22, 961-966, DOI 10.3758/s13423-014-0751-x.

Brown, J. M., Guenther, B. A., Narang, S., & Siddiqui, A., & Foley, N. (2014). The object advantage can be eliminated under equiluminant conditions. Psychonomic Bulletin & Review, 21:1459–1464, DOI 10.3758/s13423-014-0630-5.

Greene, H. H., Brown, J. M., & Dauphin, B. (2014). When do you look where you look? A visual field asymmetry. Vision Research, 102, 33-40.

Hale, R., Brown, J.M., McDunn, B.A., & Siddiqui, A.P. (2015) An influence of extremal edges on boundary extension. Psychonomic Bulletin and Review, 22:961–966 DOI 10.3758/s13423-014-0751-x

McDunn, B.A., Siddiqui, P. A., & Brown, J.M. (2014). Exploring the boundary of boundary extension. Psychonomic Bulletin and Review, 21, 370-375, DOI 10.3758/s13423-013-0494-0  

Greene, H. H., Brown, J. M., & Paradis, B. A. (2013). Luminance contrast, eye movement indices, and the visual span during visual target localization. Displays, 34, 27-32.

Brown, J.M. (2013). A sex difference in location-based IOR. Personality and Individual Differences, 54, 721-725.

Brown, J. M., & Guenther, B. A. (2012). Magnocellular and parvocellular pathway influences on location-based inhibition-of-return. Perception, 41, 319-338.

Guenther, B. A., & Brown, J. M. (2012). Exploring the effect of stimulus characteristics on location-based inhibition of return using abrupt and ramped stimulus presentation. Vision Research, 60, 28-33.

Brown, J. M. (2009). Visual streams and shifting attention. In N. Srinivasan (Ed.), Progress in Brain Research (Volume 176, Attention, pp. 47-63): Elsevier.

Bedwell, J. S., Brown, J. M., & Orem, D. M. (2008). The effect of a red background on location backward masking by structure. Perception & Psychophysics, 70, 503-507.

Brown, J. M., & Denney, H. I. (2007). Shifting attention into and out of objects: Evaluating the processes underlying the object advantage. Perception & Psychophysics, 69, 606-618.

Bedwell, J.S., Miller, L.S., Brown, J.M., and Yanasak, N.E. (2006). Schizophrenia and red light: fMRI evidence for a novel biobehavioral marker. International Journal of Neuroscience, 116, 1-14.

Srinivasan, N., & Brown, J. M. (2006). Effects of endogenous spatial attention on the detection and discrimination of spatial frequencies. Perception, 35, 193-200.

Brown, J. M., Breitmeyer, B. G., Leighty, K. A., Denney, H. I. (2006). The path of visual attention. Acta Psychologica, 121, 199-209.

Bedwell, J. S., Miller, L. S., Brown, J. M., McDowell, J. E. & Yanasak, N. E. (2004). Functional magnetic resonance imaging examination of the magnocellular visual pathway in nonpsychotic relatives of persons with schizophrenia. Schizophrenia Research, 71(2-3), 509-510.

Bedwell, J. S., Brown, J. M., & Miller, L. S. (2003). The magnocelllular visual system and schizophrenia: What can the color red tell us? Schizophrenia Research, 63, 273-284.

Solberg, J. L., & Brown, J. M. (2002). No sex differences in contrast sensitivity and reaction time to spatial frequency. Perceptual and Motor Skills, 94, 1053-1055.

Brown, J. M., Gyoba, J., & May, J. G. (2001). Stationary phantoms and grating induction with oblique inducing gratings: Implications for different mechanisms underlying the two phenomena. Psychonomic Bulletin & Review, 8, 278-283.

Brown, J. M. (2000). Fundus pigmentation and equiluminant moving phantoms. Perceptual and Motor Skills, 90, 963-973.

Brown, J. M., & Koch, C. (2000). Influences of occlusion, color, and luminance on the perception of fragmented pictures. Perceptual and Motor Skills, 90, 1033-1044.

Greene, H. H., & Brown, J. M. (2000). Amodal completion and localization. Vision Research, 40, 383-390.

May, J. G., Brown, J. M., & Roberts, S. (1999). Afterimages, grating induction and illusory phantoms. Vision Research, 39, 3025-3031.

Greene, H. H., & Brown, J. M. (1997). Spatial interactions with real and gap-induced illusory lines in a vernier acuity task. Vision Research, 37, 597-604.

Greene, H. H., & Brown, J. M. (1995). The effect of nearby luminance contrast polarity on color boundary localization. Vision Research, 35, 2767-2771.

Koch, C., & Brown, J. M. (1994). Examining the time course of prime effects on Stroop processing. Perceptual and Motor Skills, 79, 675-687.

Brown, J. M., & Koch, C. (1993). Influences of closure, occlusion, and size on the perception of fragmented pictures. Perception & Psychophysics, 53, 436-442.

Brown, J. M. (1993). Moving phantom visibility as a function of fundus pigmentation. Perception & Psychophysics, 53, 367-371.

Brown, J. M., Weisstein, N., & May, J. G. (1992). Visual search for simple volumetric shapes. Perception & Psychophysics, 51, 40-48.

Brown, J. M., & Weisstein, N. (1990). Conflicting figure ground and depth information reduces moving phantom visibility. Perception, 20, 155 165.

May, J. G., Brown, J. M., Scott, S., & Donlon, M. (1990). Visual persistence for spatially filtered images. Perception & Psychophysics, 47, 563 567.

May, J. G., Brown, J. M., Gutierrez, C., & Donlon, M. (1990). The effects of spatial phase on reaction time to spatially filtered images. Psychological Research, 52, 22 27.

Brown, J. M., & Weisstein, N. (1988a). A phantom context effect: visual phantomsenhance target visibility. Perception & Psychophysics, 43, 53 56.

Brown, J. M., & Weisstein, N. (1988b). A spatial frequency effect on perceived depth. Perception and Psychophysics, 44, 157 166.