Justin M. Ales
School of Psychology & Neuroscience
St Mary's Quad
St Andrews University
St Andrews KY16 9JP
jma23@st-andrews.ac.uk
Education
University of California, Berkeley, 2002-2007
Ph.D., Vision Science,
Dissertation: “Disambiguating Electrical Activity in Early Visual Cortex by Combining Multifocal Evoked Potentials and Functional Magnetic Resonance Imaging”
Adviser: Stanley A. Klein
University of Southern California 1998-2002
B.S. Cum Laude, Biomedical/Electrical Engineering
Research Positions
St Andrews University, 2013-present
Lecturer
Stanford University, 2010-2013
Research Associate
Stanford Vision and Neurodevelopment Lab
P.I.: Anthony Norcia
The Smith-Kettlewell Eye Research Institute 2007-2010
Rachel C. Atkinson Postdoctoral Fellow
Infant Vision Laboratory
P.I.: Anthony Norcia
University of Southern California 2001-2002
Undergraduate Research Assistant
Laboratory for Neural Computation
P.I.: Bartlett Mel
Teaching Experience
University of St Andrews
2nd year Sensation & Perception, Semesters: Fall 2013, 2014, 2015
3rd year Research Methods, Semesters: Fall 2014
Postgraduate Quantitative Methods, Semesters: Fall 2014,2015
University of California, Berkeley
Graduate Student Instructor
Visual Perception and Sensitivity, Semesters Fall 2002, Fall 2003
Received Outstanding Graduate Student Instructor Award, 2003
Ad Hoc Reviewer
Vision Research, Neuroimage, Journal of Vision, Neuroscience, Frontiers in Perception Science, Cognitive and Behavioral Neuroscience
Research Papers:
Norcia AM, Appelbaum LG, Ales JM, Cottereau BR, Rossion B (2015) The Steady-State Visual Evoked Potential in Vision Research: a Review. Journal of Vision (Impact Factor 2.4) 15(6):4
Liu-Shuang J, Ales JM, Rossion B, Norcia AM (2015) Separable effects of inversion and contrast reversal on face detection thresholds and response functions: a sweep VEP study. Journal of Vision (Impact Factor 2.4) 15(2):11
Liu-Shuang J, Ales JM, Rossion B, Norcia AM (2015) The effect of contrast polarity reversal on face detection: Evidence of perceptual asymmetry from sweep VEP. Vision Research (Impact Factor: 2.4)108:8-19
Cottereau BR, Ales JM, Norcia AM (2014) How to use fMRI functional localizers to improve EEG/MEG source estimation. Journal of Neuroscience Methods (Impact Factor: 2.0) 250:64-73
Cottereau BR, Ales JM, Norcia AM (2014) The evolution of a disparity decision in human visual cortex. NeuroImage (Impact Factor 6.4) 92:193-206
Clark DA*, Fitzgerald JE*, Ales JM*, Gohl DM, Silies MA, Norcia AM (2014) Flies and humans share a motion estimation strategy that exploits natural scene statistics. Nature neuroscience (Impact Factor: 16.1) 17 (2), 296-303
*Authors contributed equally
Ales JM, Yates JL, Norcia AM (2013) On determining the intracranial sources of Visual Evoked Potentials from scalp topography: A reply to Kelly et al. (2012). NeuroImage (Impact Factor: 6.4).
Ales JM, Appelbaum LG, Cottereau BR, Norcia AM (2013) The time course of shape discrimination in the human brain. NeuroImage (Impact Factor: 6.4) 67:77-88. doi:10.1016/j.neuroimage.2012.10.044.
Ales JM, Yates JL, Norcia AM (2013) On determining the intracranial sources of Visual Evoked Potentials from scalp topography: A reply to Kelly et al. (2012). Neuroimage
Ales, JM*, Farzin F*, Rossion B, Norcia AM (2012) An objective method for measuring face detection thresholds using the sweep steady-state visual evoked response. Journal of Vision
Palomares MC, Ales JM, Wade AR, Cottereau BR, Norcia AM (2012) The effect of attention on local and global processing of form and motion: a SSVEP source-imaging study. Journal of Vision
Appelbaum LG, Ales JM, Norcia AM (2012) The Time Course of Segmentation and Cue-Selectivity in the Human Visual Cortex. PloS one 7 (3), e34205
Cottereau BR, McKee SP, Ales JM, Norcia AM (2012) Disparity-specific spatial interactions: Evidence from EEG source imaging. J. Neuroscience
Cottereau BR, Ales JM, Norcia AM (2012) Increasing the accuracy of EEG/MEG cortical reconstructions using functional area source correlation constraints. Human Brain Mapping.
Tsai JJ, Norcia AM, Ales JM, Wade AR (2011) Contrast gain control abnormalities in idiopathic generalized epilepsy. Annals Neurology
Fesi JD, Yannes MP, Brinckman DD, Norcia AM, Ales JM, Gilmore RO (2011) Distinct cortical responses to 2D figures defined by motion contrast. Vision Research, 51(19), 2110-2120
Cottereau BR, McKee SP, Ales JM, Norcia AM (2011) Disparity-tuned population responses from human visual cortex. J. Neuroscience. 31 pp.954-965.
Appelbaum LG, Ales JM, Cottereau, BR, Norcia AM (2010) Configural specificity of lateral occipital cortex. Neuropsychologia, 48, pp. 3323-3328.
Ales JM, Yates JL, Norcia AM (2010) V1 is not uniquely identified by polarity reversals of responses to upper and lower field stimuli. NeuroImage. 52, pp. 1401-1409.
Lauritzen, TZ, Ales JM, Wade AR (2010) The effects of visuospatial attention measured across visual cortex using source-imaged, steady-state EEG. Journal of Vision. 10 (14)
Ales JM, Carney T, Klein SA (2010) The folding fingerprint of visual cortex reveals the timing of human V1 and V2. Neuroimage. 49(3), pp. 2494-502
Ales JM, Norcia AM (2009) Assessing direction-specific adaptation using the steady-state visual evoked potential: results from EEG source imaging. Journal of Vision 9 (7), pp. 1-13
Carney T, Ales JM, Klein SA (2008) Combining MRI and VEP imaging to isolate the temporal response of visual cortical areas. Proceedings of the SPIE. Volume 6806
Dandekar S, Ales JM, Carney T, Klein SA (2007) Methods for quantifying intra-and inter-subject variability of evoked potential data applied to the multifocal visual evoked potential. Journal of Neuroscience Methods, 165 (2), pp. 270-286
Carney T, Ales JM, Klein SA (2006) Advances in multifocal methods for imaging human brain activity, Proceedings of the SPIE, 6057, pp. 413-424
*Authors contributed equally
Conference Presentations & Abstracts
Ales, JM, Farzin F, Rossion B, Norcia AM (2012) Objective Measurement of Face Detection Thresholds using Sweep VEP. Vision Sciences Society Annual meeting
Carney T, Kim D, Ales JM, Klein SA (2012) Can principal component analysis reliably identify the temporal response of cortical area V1? Vision Sciences Society Annual meeting
Ales JM, Norcia AM (2012) Humans integration motion information using noise adaptive filters. Computational and Systems Neuroscience
Ales JM, Norcia AM (2011) Neural activity underlying the integration of trajectory information. Vision Sciences Society Annual meeting
Cottereau BR, Ales JM, Norcia AM (2011) Decoding the mismatch between expectation and sensory input. Vision Sciences Society Annual meeting
Norcia AM, Ales JM, Palomares MC (2011) Protracted Development of Texture-defined Figure/Ground Segmentation: A High-Density ssVEP Study. Vision Sciences Society Annual meeting
Ales JM, Norcia AM (2010) Neural signals underlying difficult shape discriminations. Society for Neuroscience Annual meeting
Ales JM, Appelbaum LG, Norcia AM (2010) Neural signatures of shape discrimination decisions at threshold. Vision Sciences Society Annual meeting
Ales JM, Yates J, Norcia AM (2009) An evoked-response polarity reversal from upper and lower visual field stimuli is insufficient to uniquely identify V1. Society for Neuroscience Annual meeting
Ales JM, Caplovitz G, Norcia AM (2009) Neural correlates of perceptual grouping in the occluded diamond illusion. Abstract for slide presentation, Vision Sciences Society Annual meeting
Palomares MC, Ales JM, Norcia AM (2009) Modulatory effects of attention on the sensitivity to real and implicit motion: a high-density EEG study. Vision Sciences Society Annual meeting
Ales JM, Pettet MW, Vildavski VY, Norcia AM (2008) Directionally specific motion adaptation analyzed with frequency domain EEG source localization. Society for Neuroscience Annual meeting
Ales JM, Carney T, Klein SA (2007) Contrast masking using VEP state triggered kernel estimation (STKE). Vision Sciences Society Annual Meeting
Popple A, Klein SA, Ales JM, Levi DM (2006) Timing of the “attentional blink”: evidence for temporal crowding. Society for Neuroscience Annual Meeting
Ales JM, Dandekar S, Carney,T, Klein SA (2006) Combining multifocal VEP and fMRI to seperate activity from retinotopic visual cortex. Society for Neuroscience Annual Meeting
Ales JM, Dandekar S, Carney T, Klein SA (2006) Using multifocal VEPs to extract retinotopic sources of activity. Vision Sciences Society Annual Meeting
Dandekar S, Ales JM, Carney T, Klein SA (2006) Inter-subject variability of the visual evoked potential. Vision Sciences Society Annual Meeting
Carney T, Ales JM, Klein SA (2006) Extending the multi-focal VEP method to complex stimuli. Vision Sciences Society Annual Meeting
Ales JM, Carney T, Klein SA (2005) Retinotopic activation of early visual areas using multifocal VEPs. Society for Neuroscience Annual Meeting
Carney T, Ales JM, Duong, T., Klein SA (2005) Advances in multifocal evoked potential (VEP) methods. Society for Neuroscience Annual Meeting
Dandekar, S., Ales JM, Carney T, Klein SA (2005) Cortical Folding as a Sparseness Criterion for Identifying VEP Sources. Vision Sciences Society Annual Meeting
Ales JM, Carney T, Klein SA (2005) Multifocal VEP Signal Dependence on Stimulus Area. Vision Sciences Society Annual Meeting
Ales JM, Carney T, Duong T, Klein S (2004) Multifocal VEP Signal Dependence on Stimulus Area. Society for Neuroscience Annual Meeting
Tian Y, Dastmalchi S, Klein S, Carney T, Ales JM (2003) Solving The Rotation Problem for Closely Spaced VEP Sources. Human Brain Mapping Conference