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PUBLICATIONS

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In Press

2023

Strayer, D. L., Robison, M.K., & Unsworth, N. (2023). Effects of goal-setting on sustained attention and attention lapses. Attention, Perception, & Psychophysics. https://doi.org/10.3758/s13414-023-02803-4.

Unsworth, N., Miller, A. L., & Robison, M. K. (2023). Oculometric indicators of individual differences in preparatory control during the antisaccade task. Journal of Experimental Psychology: Human Perception and Performance, 49(2), 159–176.

2022

Unsworth, N., Robison, M. K., & Miller, A. L. (2022). On the relation between working memory capacity and the antisaccade task. Journal of Experimental Psychology:  Learning, Memory, and Cognition.

Unsworth, N., Miller, A. L., & Robison, M. K. (2022). The influence of working memory capacity and lapses of attention for variation in error monitoring. Cognitive, Affective, & Behavioral Neuroscience, 22, 450–466.

Unsworth, N., Miller, A. L., & Aghel, S. (2022). Effort mobilization and lapses of sustained attention. Cognitive, Affective, & Behavioral Neuroscience, 22, 42-56.

2021

Miller, A.L., & Unsworth, N. (2021). Attending to encode: The role of consistency and intensity of attention in learning ability. Journal of Memory and Language, 121, 104276.

Unsworth, N., Miller, A. L., & Robison, M. K. (2021). No consistent correlation between baseline pupil diameter and cognitive abilities after controlling for confounds—A comment on Tsukahara and Engle (2021). Cognition, 215, 104825.

Unsworth, N., & Miller, A. L. (2021). Individual differences in the intensity and consistency of attention. Current Directions in Psychological Science, 30, 391-400.

Robison, M. K., Unsworth, N., & Brewer, G. A. (2021). Examining the effects of goal-setting, feedback, and incentives on sustained attention. Journal of Experimental Psychology: Human Perception and Performance, 47, 869–891.

Unsworth, N., Miller, A. L., & Robison, M. K. (2021). Are individual differences in attention control related to working memory capacity? A latent variable mega-analysis. Journal of Experimental Psychology: General, 150, 1332-1357.

Unsworth, N., Robison, M. K., & Miller, A. L. (2021). Individual differences in lapses of attention: A latent variable analysis. Journal of Experimental Psychology: General, 150, 1303-1331.

Unsworth, N., Miller, A. L., & Robison, M. K. (2021). Is working memory capacity related to baseline pupil diameter? Psychonomic Bulletin & Review, 28, 228–237.

Brewer, G. A., Robey, A., & Unsworth, N. (2021). Discrepant findings on the relation between episodic memory and retrieval practice: The impact of analysis decisions. Journal of Memory and Language, 116, 104185.

Unsworth, N., & Miller, A. L. (2021). Encoding dynamics in free recall:  Examining attention allocation with pupillometry. Memory & Cognition, 49, 90-111.

2020

Miller, A. L., & Unsworth, N. (2020). Variation in attention at encoding: Insights from pupillometry and eye gaze fixationsJournal of Experimental Psychology: Learning, Memory, and Cognition, 46, 2277–2294.

Robison, M. K., Miller, A. L., & Unsworth, N. (2020). A multi-faceted approach to understanding individual differences in mind wanderingCognition198, 104078.

Unsworth, N., Miller, A. L., & Robison, M. K. (2020). Individual differences in lapses of sustained attention: Ocolumetric indicators of intrinsic alertnessJournal of Experimental Psychology: Human Perception and Performance46, 569-592. 

Unsworth, N., & Robison, M. K. (2020). Working memory capacity and sustained attention: A cognitive-energetic perspective. Journal of Experimental Psychology: Learning, Memory, and Cognition, 46, 77-103.

2019

Unsworth, N. (2019). Individual differences in long-term memoryPsychological Bulletin145(1), 79-139.

Unsworth, N., Robison, M. K., & Miller, A. L. (2019). Individual differences in baseline oculometrics: Examining variation in baseline pupil diameter, spontaneous eye blink rate, and fixation stabilityCognitive, Affective, & Behavioral Neuroscience19(4), 1074-1093. 

Robison, M. K., & Unsworth, N. (2019). Pupillometry tracks fluctuations in working memory performanceAttention, Perception, & Psychophysics81(2), 407-419.

Robison, M. K., Miller, A. L., & Unsworth, N. (2019). Examining the effects of probe frequency, response options, and framing within the thought-probe methodBehavior Research Methods51(1), 398-408.

Miller, A. L., Gross, M. P., & Unsworth, N. (2019). Individual differences in working memory capacity and long-term memory: The influence of intensity of attention to items at encoding as measured by pupil dilationJournal of Memory and Language104, 25-42.

Unsworth, N., Miller, A. L., & Robison, M. K. (2019). Individual differences in encoding strategies and free recall dynamics. Quarterly Journal of Experimental Psychology, 72(10), 2495-2508.

2018

Robison, M.K., Miller, A.L., & Unsworth, N.  (2018).  Individual differences in working memory capacity and filtering.  Journal of Experimental Psychology: Human Perception and Performance, 44, 1-38-1053.

Unsworth, N. & Robison, M.K. (2018).  Tracking arousal state and mind wandering with pupillometryCognitive, Affective, & Behavioral Neuroscience, 18, 638-664.

Miller, A. L., & Unsworth, N. (2018). Individual differences in working memory capacity and search efficiency. Memory & Cognition, 46(7), 1149-1163.

Unsworth, N., Robison, M. K., & Miller, A. L. (2018). Pupillary correlates of fluctuations in sustained attentionJournal of Cognitive Neuroscience30, 1241-1253.

Robison, M. K., & Unsworth, N. (2018). Cognitive and contextual correlates of spontaneous and deliberate mind-wanderingJournal of Experimental Psychology: Learning, Memory, and Cognition, 44, 85-98.

Unsworth, N. & Robison, M.K.  (2018).  Tracking working memory maintenance with pupillometry.  Attention, Perception, & Psychophysics, 80, 461-484.

2017

Robison, M. K., & Unsworth, N. (2017). Individual differences in working memory capacity predict learned control over attentional captureJournal of Experimental Psychology: Human Perception and Performance, 43, 1912-1924.

Redick, T.R., Unsworth, N., Kane, M.J., & Hambrick. D.Z.  (2017).  Don’t Shoot the Messenger: Still No Evidence that Videogame Experience is Related to Cognitive Abilities – A Reply to Green et al. (2016).  Psychological Science, 28, 683-686. 

Robison, M.K., McGuirk, W.P., & Unsworth, N. (2017). No evidence for enhancements to visual working memory with transcranial direct current stimulation to prefrontal or posterior parietal corticesBehavioral Neuroscience, 131, 277-288. 

Robison, M.K., & Unsworth, N. (2017). Variation in the use of pre-cues and retro-cues to guide attention in visual working memoryAttention, Perception, & Psychophysics, 79, 1652-1665.

Robison, M.K., & Unsworth, N. (2017). Working memory capacity and mind- wandering during low-demand cognitive tasksConsciousness and Cognition, 52, 47-54. 

Robison, M.K., & Unsworth, N.  (2017).  Working memory capacity, strategic allocation of study time, and value-directed remembering.  Journal of Memory and Language, 93, 231-244. 

Robison, M. K., & Unsworth, N. (2017). Individual differences in working memory capacity and resistance to belief bias in syllogistic reasoning. The Quarterly Journal of Experimental Psychology, 70, 1471-1484.

Robison, M.K., Gath, K.I., & Unsworth, N.  (2017).  The neurotic wandering mind: An individual differences investigation of neuroticism, mind-wandering, and executive control.  Quarterly Journal of Experimental Psychology, 70, 649-66

Unsworth, N., & Robison, M.K. (2017).  A Locus Coeruleus-Norepinephrine account of individual differences in working memory capacity and attention control.  Psychonomic Bulletin & Review, 24, 1282-1311.

Unsworth, N., & Robison, M.K. (2017). Pupillary correlates of covert shifts of attention during working memory maintenance.  Attention, Perception, & Psychophysics, 79, 782-795. 

Unsworth, N.  (2017).  Examining the dynamics of strategic search from long-term memory.  Journal of Memory and Language, 93, 135-153. 

Unsworth, N., & McMillan, B.D.  (2017).  Attentional disengagements in educational contexts:  A diary investigation of everyday mind-wandering and distraction.  Cognitive Research: Principles and Implications, 2: 32. 

Unsworth, N., & Redick, T.S. (2017).  Working memory and intelligence.  In J. Wixted (Ed.), Cognitive Psychology of Memory. Vol. 2 of Learning and Memory: A Comprehensive Reference, 4 vols., 2nd Edition (J.Byrne, Editor). Oxford: Elsevier.

Unsworth, N. & Robison, M.K. (2017). The importance of arousal for variation in working memory capacity and attention control: A latent variable pupillometry study. Journal of Experimental Psychology: Learning, Memory, and Cognition, 43, 1962-1987.

2016

Redick, T. S., Shipstead, Z., Meier, M. E., Montroy, J. J., Hicks, K. L., Unsworth, N., Kane, M. J., Hambrick, D. Z., & Engle, R. W. (2016). Cognitive predictors of a common multitasking ability: Contributions from working memory, attention control, and fluid intelligence. Journal of Experimental Psychology: General, 145, 1473-1492.

Unsworth, N. (2016). The many facets of individual differences in working memory capacity. In B. Ross (Ed.). The psychology of learning and motivation, 65, 1-46.

Unsworth, N. & Robison, M.K. (2016). Pupillary correlates of lapses of sustained attention. Cognitive, Affective, Behavioral Neuroscience, 16, 601-615.

Robison, M.K. & Unsworth, N. (2016). Do participants differ in their cognitive abilities, task motivation, or personality characteristics as a function of time of participation? Journal of Experimental Psychology: Learning, Memory, and Cognition, 42, 897-913.

Unsworth, N., & Robison, M.K. (2016). The influence of lapses of attention on working memory capacity. Memory & Cognition, 44, 188-196.

Unsworth, N. (2016). Working memory capacity and recall from long-term memory: Examining the influences of encoding strategies, study time allocation, search efficiency, and monitoring abilities. Journal of Experimental Psychology: Learning, Memory, and Cognition, 42, 50-61.

Schaeffer D.J., Rodrigue A.L., Burton C.R., Pierce J.E., Unsworth N., Clementz B.A., & McDowell J.E. (in press). White matter structural integrity differs between people with schizophrenia and healthy groups as a function of cognitive control. Schizophrenia Research, 169, 62-68.

Spera, E., Migliore, M., Unsworth, N., & Tegolo, D. (2016). On the cellular mechanisms underlying working memory capacity in humans. Neural Network World, 335-350.

Fiechter, J.L., Benjamin, A.S., & Unsworth, N. (2016). The metacognitive foundations of effective remembering. In J. Dunlosky & S.K. Tauber (Eds.), The Oxford Handbook of Meta-memory.

2015

Robison, M.K., & Unsworth, N. (2015). Working memory capacity offers resistance to mind-wandering and external distraction in a context specific manner. Applied Cognitive Psychology, 29, 680-690.

Unsworth, N., Redick, T.R., McMillan, B.D., Hambrick, D.Z., Kane, M.J., & Engle, R.W. (2015). Is playing videogames related to cognitive abilities? Psychological Science, 26, 759-774.

Unsworth, N. (2015). Consistency of attentional control as an important cognitive trait: A latent variable analysis. Intelligence, 49, 110-128.

Unsworth, N, Fukuda, K., Awh, E., & Vogel, E.K. (2015). Working memory delay activity predicts individual differences in cognitive abilities. Journal of Cognitive Neuroscience, 27, 853-865.

Unsworth, N. & Robison, M.K. (2015). Individual differences in the allocation of attention to items in working memory: Evidence from pupillometry. Psychonomic Bulletin & Review, 22, 757-865.

Unsworth, N. (2015). The influence of encoding manipulations on the dynamics of free recall. Memory & Cognition, 43, 60-69.

2014

Unsworth, N. (2014). Working memory capacity and reasoning. In A. Feeney & V. Thompson (Eds.), Reasoning as Memory.

Unsworth, N., Fukuda, K., Awh, E., & Vogel, E.K. (2014). Working memory and fluid intelligence: Capacity, attention control, and secondary memory. Cognitive Psychology, 71, 1-26.

Unsworth, N., & McMillan, B.D. (2014). Similarities and differences between mind-wandering and external distraction: A latent variable analysis of lapses of attention and their relation to cognitive abilities. Acta Psychologica, 150, 14-25.

Unsworth, N., & McMillan, B.D. (2014). Fluctuations in pre-trial attentional state and their influence on goal neglect. Consciousness & Cognition, 26, 90-96.

Unsworth, N., & McMillan, B.D. (2014). Trial-to-trial fluctuations in attentional state and their relation to intelligence. Journal of Experimental Psychology: Learning, Memory, & Cognition, 40, 882-891.

Unsworth, N.,Brewer, G.A., & Spillers, G.J. (2014). Strategic search from long-term memory: An examination of semantic and autobiographical recall. Memory, 22, 687-699.

2013

Unsworth, N., Brewer, G.A., & Spillers, G.J. (2013). Focusing the search: Proactive and retroactive interference and the dynamics of free recall. Journal of Experimental Psychology: Learning, Memory, & Cognition, 39, 1742-1756.

Unsworth, N., McMillan, B.D., Brewer, G.A., & Spillers, G.J. (2013). Individual differences in everyday retrospective memory failures. Journal of Applied Research in Memory and Cognition, 2, 7-13.

McVay, J.C., Unsworth, N., McMillan, B.D., & Kane, M.J. (2013). Working memory capacity does not always support future-oriented mind wandering. Canadian Journal of Experimental Psychology, 67, 41-50.

Unsworth, N., & McMillan, B.D. (2013). Mind wandering and reading comprehension: Examining the roles of working memory capacity, interest, motivation, and topic experience. Journal of Experimental Psychology: Learning, Memory, & Cognition, 39, 832-842.

Unsworth, N., Brewer, G.A., & Spillers, G.J. (2013). Working memory capacity and retrieval from long-term memory: The role of controlled search. Memory & Cognition, 41, 242-254.

2012

Redick, T.S., Unsworth, N., Kelly, A.J., & Engle, R.W. (2012). Faster, smarter? Working memory capacity and perceptual speed in relation to fluid intelligence. Journal of Cognitive Psychology, 24, 844-854.

Unsworth, N., Spillers, G.J., & Brewer, G.A. (2012). Working memory capacity and retrieval limitations from long-term memory: An examination of differences in accessibility. Quarterly Journal of Experimental Psychology, 65, 2397-2410.

Unsworth, N., McMillan, B.D., Brewer, G.A., & Spillers, G.J. (2012). Everyday attention failures: An individual differences investigation. Journal of Experimental Psychology: Learning, Memory, & Cognition, 38, 1765-1772.

Li, Q., Amlung, M.T., Valtcheva, M., Camchong, J., Austin, B.P., Dyckman, K.A., Unsworth, N., Clementz, B.A., & McDowell, J.E. (2012). Evidence from cluster analysis for differentiation of antisaccade performance groups based on speed/accuracy trade-offs. International Journal of Psychophysiology, 85, 274-277.

Unsworth, N., Brewer, G.A., & Spillers, G.J. (2012). Variation in cognitive failures: An individual differences investigation of everyday attention and memory failures. Journal of Memory and Language, 67, 1-16.

Brewer, G.A., & Unsworth, N. (2012). Individual differences in the effects of retrieval from long-term memory. Journal of Memory and Language, 66, 407-415.

Redick, T.S., Broadway, J.M., Meier, M.E., Kuriakose, P.S., Unsworth, N., Kane, M.J., & Engle, R.W. (2012). Measuring working memory capacity with automated complex span tasks. European Journal of Psychological Assessment, 28, 164-171.

Spillers, G. J., Brewer, G. A., & Unsworth, N. (2012). Working memory and information processing. Encyclopedia of the Sciences of Learning.

Unsworth, N. Spillers, G.J., & Brewer, G.A.,(2012). The role of working memory capacity in autobiographical retrieval. Individual differences in strategic search. Memory, 20, 167-176.

Unsworth, N., Redick, T.S., Spillers, G.J., & Brewer, G.A. (2012). Variation in working memory capacity and cognitive control: Goal maintenance and micro-adjustments of control. Quarterly Journal of Experimental Psychology, 65, 326-355.

Unsworth, N., Spillers, G.J., & Brewer, G.A. (2012). Evidence for noisy contextual search: Examining the dynamics of list-before-last recall. Memory, 20, 1-13.

Unsworth, N., Spillers, G.J., & Brewer, G.A. (2012). Dynamics of context-dependent recall: An examination of internal and external context change. Journal of Memory and Language, 66, 1-16.

2011

Unsworth, N., Brewer, G.A., & Spillers, G.J. (2011). Variation in working memory capacity and episodic memory: Examining the importance of encoding specificity. Psychonomic Bulletin & Review, 18, 1113-1118.

Spillers, G.J. & Unsworth, N.  (2011).  Variation in working memory capacity and temporal-contextual retrieval from episodic memory.  Journal of Experimental Psychology:  Learning, Memory, and Cognition, 37, 1532-1539.

Siddiqui, A.P. & Unsworth, N.  (2011).  Investigating the role of emotion during the search process in free recall.  Memory & Cognition, 39, 1387-1400. 

Brewer, G.A., Spillers, G.J., McMillan, B.D., & Unsworth, N.  (2011).  Extensive performance on the antisaccade task does not lead to negative transferPsychnomic Bulletin & Review, 18, 923-929.

Unsworth, N., Brewer, G.A., & Spillers, G.J.  (2011).  Factors that influence search termination decisions in free recall:  An examination of response type and confidenceActa Psychologica, 138, 19-29. 

Faraco, C.C., Unsworth, N., Langley, J., Terry, J.D., Li, K.,  Zhang, D., Liu, T., Miller, L.S.  (2011).  Complex span tasks and hippocampal recruitment during working memoryNeuroImage, 55, 773-787.  

Unsworth, N., Spillers, G.J., Brewer, G.A., & McMillan, B.D.  (2011).  Attention Control and the Antisaccade Task:  A Response Time Distribution Analysis.  Acta Psychologica, 137, 90-100.

Spillers, G.J. & Unsworth, N.  (2011).  Are the costs of directed forgetting due to failures of sampling or recovery?  Exploring the dynamics of recall in list-method directed forgettingMemory & Cognition, 39, 403-411.

Unsworth, N., Brewer, G.A., & Spillers, G.J.  (2011).  Individual differences in working memory capacity and forgetting over both the short and the long-term:  An application of the Population Dilution modelJournal of Cognitive Psychology, 23, 243-255.

Unsworth, N., Spillers, G.J., & Brewer, G.A.  (2011).  Variation in verbal fluency:  A latent variable analysis of switching, clustering, and overall  performanceQuarterly Journal of Experimental Psychology, 64, 447-466.

Unsworth, N, Brewer, G.A., & Spillers, G.J.  (2011).  Inter- and Intra individual variation in immediate free recall:  An examination of serial position functions and recall initiation strategiesMemory, 19, 67-82.

2010

Unsworth, N., & Spillers, G.J.  (2010).  Working memory capacity:  Attention, Memory, or Both?  A direct test of the dual-component modelJournal of Memory and Language, 62, 392-406.

Unsworth, N.  (2010).  On the division of working memory and long-term memory and their relation to intelligence:  A latent variable analysis.  Acta Psychologica, 134, 16-28.

Unsworth, N., & Spillers, G.J.  (2010).  Variation in working memory capacity and episodic recall:  The contributions of strategic encoding and contextual-retrievalPsychonomic Bulletin & Review, 17, 200-205. 

Unsworth, N., Brewer, G.A., & Spillers, G.J.  (2010).  Understanding the dynamics of correct and error responses in free recall:  Evidence from externalized free recallMemory & Cognition, 38, 419-430.

Brewer, G.A., Knight, J.B., Unsworth, N, & Marsh, R.L,.  (2010).  Individual differences in event-based prospective memory:  Evidence for multiple processes supporting cue detectionMemory & Cognition, 38, 304-311.

Unsworth, N., & Brewer, G.A.  (2010).  Variation in working memory capacity and intrusions:  Differences in generation or editing?  European Journal of Cognitive Psychology, 22, 990-1000.

Gibson, B.S., Gondoli, D.M., Flies, A.C., Dobrzenski, B.A., & Unsworth, N.  (2010).  Application of the dual-component model of working memory to ADHD.  Child Neuropsychology, 16, 60-79.

Unsworth, N.  (2010).  Interference control, working memory capacity, and cognitive abilities:  A latent variable analysisIntelligence, 38, 255-267.

Unsworth, N., Spillers, G.J., & Brewer, G.A.  (2010).  The contributions of primary and secondary memory to working memory capacity:  An individual differences analysis of immediate free recall.  Journal of Experimental Psychology:  Learning, Memory, and Cognition, 36, 240-247.

Unsworth, N., & Brewer, G.A.  (2010). Individual differences in false recall:  A latent variable analysisJournal of Memory & Language, 62, 19-34.

Unsworth, N., Redick, T.S., Lakey, C.E., Young, D.L.  (2010).  Lapses in sustained attention and their relation to executive and fluid abilities:  An individual differences investigationIntelligence, 38, 111-122.

2009

Unsworth, N., & Brewer, G.A.  (2009).  Examining the relationships among item recognition, source recognition, and recall from an individual differences perspectiveJournal of Experimental Psychology:  Learning, Memory, and Cognition, 35, 1578-1585.

Unsworth, N., Spillers, G.J., & Brewer, G.A.  (2009).  Examining the relations among working memory capacity, attention control, and fluid intelligence from a dual-component frameworkPsychology Science Quarterly, 4, 388-402.

Unsworth, N., Brewer, G.A., & Spillers, G.J.  (2009). There's more to the working memory-fluid intelligence relationship than just secondary memoryPsychonomic Bulletin & Review, 16, 931-937. 

Unsworth, N., Miller, J.D., Lakey, C.E., Young, D.L., Meeks, J.T., Campbell, W.K., & Goodie, A.S.  (2009).  Exploring the relation among executive functions, fluid intelligence, and personalityJournal of Individual Differences, 30, 194-200.

Unsworth, N., Redick, T.S., Heitz, R.P., Broadway, J., & Engle, R.W.  (2009).  Complex working memory span tasks and higher-order cognition:  A latent variable analysis of the relationship between processing and storageMemory, 17, 635-654.

Unsworth, N.  (2009).  Variation in working memory capacity, fluid intelligence, and episodic recall:  A latent variable examination of differences in the dynamics of free recall.  Memory & Cognition, 37, 837-849.

Unsworth, N. (2009).  Examining variation in working memory capacity and retrieval in cued recallMemory, 17, 386-396.

Unsworth, N. (2009). Individual differences in self-initiated processing at encoding and retrieval: A latent variable analysis. Quarterly Journal of Experimental Psychology, 62, 257-266.

2008

Unsworth, N., Heitz, R.P., & Parks, N.A. (2008). The importance of temporal distinctiveness for forgetting over the short-term. Psychological Science, 19, 1078-1081.

Unsworth, N.  (2008).  Exploring the retrieval dynamics of delayed and final free recall:  Further evidence for temporal-contextual searchJournal of Memory and Language, 59, 223-236.

Unsworth, N., & Engle, R.W.  (2008).  Speed and accuracy of accessing information in working memory:  An individual differences investigation of focus switching.  Journal of Experimental Psychology:  Learning, Memory, and Cognition, 34, 616-630.

2007

Unsworth, N. (2007). Individual differences in working memory capacity and episodic retrieval: Examining the dynamics of delayed and continuous distractor free recall. Journal of Experimental Psychology: Learning, Memory, and Cognition, 33, 1020-1034.

Unsworth, N., & Engle, R.W. (2007). On the division of short-term and working memory: An examination of simple and complex spans and their relation to higher-order abilities. Psychological Bulletin, 133, 1038-1066.

Unsworth, N., & Engle, R.W.  (2007).  Individual differences in working memory capacity and retrieval:  A cue-dependent search approach.  In James S. Nairne (Ed). The foundations of remembering: Essays in honor of Henry L. Roedgier III. NY:  Psychology Press.

Unsworth, N., & Engle, R.W. (2007).  The nature of individual differences in working memory capacity:  Active maintenance in primary memory and controlled search from secondary memory. Psychological Review, 114,   104-132.

2006

Unsworth, N., & Engle, R.W.  (2006a). A temporal-contextual retrieval account of  complex span:  An analysis of errorsJournal of Memory and Language, 54, 346-362.

Unsworth, N., & Engle, R.W.  (2006b).  Simple and complex memory spans and their relation to fluid abilities:  Evidence from list-length effectsJournal of Memory and Language, 54, 68-80.

2005

Heitz, R.P., Unsworth, N., & Engle, R.W.  (2005)  Working memory capacity, attention, and fluid intelligence.   In O. Wilhelm & R.W. Engle (Eds.)  Understanding and measuring intelligence.   NY:  Sage.

Unsworth, N., & Engle, R.W.  (2005).  Working memory capacity and fluid abilities:  Examining the correlation between operation span and ravenIntelligence, 33, 67-81.

Unsworth, N., & Engle, R.W.  (2005)  Individual differences in working memory capacity and learning:  Evidence from the serial reaction time taskMemory & Cognition, 33, 213-220.

Unsworth, N., Heitz, R.P., Schrock, J.C., & Engle, R.W. (2005).  An automated version of the operation span taskBehavior Research Methods, 37, 498-505.

Unsworth, N., Heitz, R.P., & Engle, R.W.  (2005).  Working memory capacity in hot and cold cognition. In R.W. Engle, G. Sedek, U. Hecker, & D.N. McIntosh (Eds.)  Cognitive limitations in aging and psychopathology:  Attention, working memory, and executive functions.   NY:  Oxford University Press.

2004

Unsworth, N., Schrock, J.C., & Engle, R.W.  (2004)  Working memory capacity and the antisaccade task:  Individual differences in voluntary saccade control. Journal of Experimental Psychology:  Learning, Memory, and Cognition, 30, 1302-1321.