An Extension of Workload Capacity Space for Systems with More Than Two Channels (with Leslie M. Blaha), Journal of Mathematical Psychology (2015)

We provide the n-channel extension of the unified workload capacity space bounds for standard parallel...



Working Memory Capacity and Redundant Information Processing Efficiency (with Michael J. Endres, Chris Donkin, and Peter R. Finn), Frontiers in Psychology (2015)

Working memory capacity (WMC) is typically measured by the amount of task-relevant information an individual...



Dyslexia and Configural Perception of Character Sequences (with Bethany L. Sussman, James T. Townsend, and Sharlene D. Newman), Frontiers in Psychology (2015)

Developmental dyslexia is a complex and heterogeneous disorder characterized by unexpected difficulty in learning to...



Can two dots form a Gestalt? Measuring emergent features with the capacity coefficient (with Robert X.D. Hawkins, Ami Eidels, and James T. Townsend), Vision Research (2015)

While there is widespread agreement among vision researchers on the importance of some local aspects...



Faster than the speed of rejection: Object identification processes during visual search for multiple targets (with Hayward J. Godwin, Stephen Walenchok, Michael C. Hout, and Stephen D. Goldinger), Journal of Experimental Psychology: Human Perception and Performance (2015)

When engaged in a visual search for two targets, participants are slower and less accurate...




Capacity Coefficient Variations (with Andrew Heathcote, Ami Eidels, Nathan Medeiros-Ward, Jason Watson, and David Strayer), Psychonomic Society Annual Meeting (2012)

The capacity coefficient has become an increasingly popular measure of efficiency under changes in workload....



General Recognition Theory Extended to Include Response Times: Predictions for a Class of Parallel Systems (with James T. Townsend and Noah H. Silbert), Psychonomic Society Annual Meeting (2012)

Accuracy and the Survivor Interaction Contrast (with H. -Y. Yang and J. T. Townsend), The 45th Annual Meeting of the Society for Mathematical Psychology (2012)


Bayesian Approaches to Assessing Architecture and Stopping Rule (with A. Heathcote, A. Eidels, and J. T. Townsend), The 45th Annual Meeting of the Society for Mathematical Psychology (2012)

Much of scientific psychology and cognitive science can be viewed as a search to understand...


Functional Principal Components of the Capacity Coefficient (with D. M. Burns, M. J. Endres, and J. T. Townsend), The 45th Annual Meeting of the Society for Mathematical Psychology (2012)

The efficiency of an information processing system across changes in workload (i.e. number of items...


Conference Proceedings


A New Perspective on Visual Word Processing Efficiency (with James T. Townsend), Proceedings of the 32nd Annual Conference of the Cognitive Science Society (2010)

As a fundamental part of our daily lives, visual word processing has received much attention...


Studies on Hazard Functions and Human Performance (with D. W. Repperger, P. R. Havig, G. A. Reis, K. A. Farris, J. P. McIntire, J. T. Townsend, and A. Eidels) (2009)

A powerful tool to assess human performance in visual search tasks involving complex displays is...