Prof. dr. Lex Wertheim

Emeritus Professor
Experimental Psychology
a.h.wertheim@uu.nl
    • A.H.Wertheim and G.Reymond (2007) Neural noise distorts perceived motion: The special case of the Freezing illusion and the Pavard and Berthoz effect. Experimental brain research 180, 3, 569-576
    • A.H. Wertheim, I.T.C. Hooge, K. Krikke, A.Johnson (2006). How important is lateral masking in visual search? Experimental Brain Research, 170: 387-402
    •  A.H.Wertheim (1994). Motion perception during self motion; The direct versus inferential controversy revisited. Behavorial and Brain Scienses, 17:2 293-355 (Target paper, including peer commetaries, and author's response)
    •  A.H. Wertheim (1998) Working in a moving environment. Ergonomics 41, 12, 1845-1858
    • A.H.Wertheim (2008) Perceiving motion: relativity, illusions and the nature of perception. Netherlands Journal of Psychology 64, 3, 119-125

 

See further: my personal website 

Publications

2013

Scholarly publications

de Vries, J. P., Hooge, I. T. C., Wertheim, A. H., & Verstraten, F. A. J. (2013). Background, an important factor in visual search. Vision Research, 86, 128-138.

2011

Scholarly publications

Wertheim, A. H., Hooge, I. T. C., & Smeets, P. A. M. (2011). Conspicuity or visibility: what may cause an object to draw attention? Food Quality and Preference, 22(6), 602.

2009

Scholarly publications

Wertheim, A. H., & Paffen, C. L. E. (2009). Center-surround relative motion and the Freezing Rotation Illusion. Perception, 38(11), 1610-1620.
Benjamins, J. S., Hooge, I. T. C., van Elst, J. C., Wertheim, A. H., & Verstraten, F. A. J. (2009). Search time critically depends on irrelevant subset size in visual search. Vision Research, 49, 398-406.

2008

Scholarly publications

Wertheim, A. H. (2008). Perceiving motion: relativity, illusions and the nature of perception. Netherlands Journal of Psychology, 64, 119-125.

Other output

Wertheim, A. H., & Paffen, C. L. E. (2008). The freezing illusion and relative motion. Perception, 37, 25a.
Filliard, N., Reymond, G., Wertheim, A. H., Kemeny, A., & Berthoz, A. (2008). Vestibular stimulation causes underestimation of visual velocity. Perception, 37(supplement), 113.

2007

Scholarly publications

Benjamins, J. S., Hooge, I., van Elst, J., Wertheim, L., & Verstraten, F. (2007). Less is more: Visual search behaviour depends on percentage of to-be-ignored non-targets. Perception.

Other output

Benjamins, J. S., Hooge, I. T. C., van der Elst, J., Wertheim, A. H., & Verstraten, F. A. J. (2007). Less is more: Visual search behaviour depends on percentage of to-be-ignored non-targets. Perception, 36, 163-164.
Benjamins, J. S., Hooge, I. T. C., van Elst, J. ., Wertheim, A. H., & Verstraten, F. A. J. (2007). Less is more: visual search behaviour depends on percentage of to-be-ignored non-targets. 52. Abstract from 11th Winterconference NVP, Egmond aan Zee, the Netherlands.

2006

Scholarly publications

Souman, J. L., Hooge, I. T. C., & Wertheim, A. H. (2006). Localization and motion perception during smooth pursuit eye movements. Experimental Brain Research, 171, 448-458.
Wertheim, A. H., Hooge, I. T. C., Krikke, K., & Johnson, A. (2006). How important is Lateral Masking in Visual Search? Experimental Brain Research, 170(3), 387-402.
Souman, J. L., Hooge, I. T. C., & Wertheim, A. H. (2006). Frame of reference transformations in motion perception during smooth pursuit eye movements. Journal of Computational Neuroscience, 20(1), 61-76.

2005

Scholarly publications

Souman, J. L., Hooge, I. T. C., & Wertheim, A. H. (2005). Localization and motion perception during smooth pursuit eye movements. Experimental Brain Research, 164, 376-386.
Souman, J. L., Hooge, I. T. C., Wertheim, A. H., & Alexander, H. (2005). Vertical object motion during horizontal ocular pursuit: compensation for eye movements increases with presentation duration. Vision Research, 45, 845-853.
Wertheim, A. H., Hooge, I. T. C., Krikke, K., & Johnson, A. (2005). How important is lateral masking in visual search? Experimental Brain Research, 23, 1-16.
Souman, J. L., Hooge, I. T. C., Wertheim, A. H., & Alexander, H. (2005). Perceived motion direction during smooth pursuit eye movements. Experimental Brain Research, 164, 376-386.

2004

Scholarly publications

Souman, J. L., Hooge, I. T. C., & Wertheim, A. H. (2004). Vertical object motion during horizontal ocular pursuit: compensation for eye movements increase with presentation duration. Vision Research, 45, 845-853.

Other output

Souman, J. L., Hooge, I. T. C., & Wertheim, A. H. (2004). How smooth pursuit eye movements affect the perceived direction and speed of moving objects. Perception, 33(3a).

2003

Other output

Wertheim, A. H. (2003). On the distortion of perceived motion: explaining the Pavard and Berthoz effect and the Freezing illusion. Abstract from ECVP, Paris.
Souman, J. L., Wertheim, A. H., & Hooge, I. T. C. (2003). Motion perception and localization during smooth pursuit eye movements. Poster session presented at VSS, Sarasota Florida.

2002

Professional publications

Wertheim, A. H., & Tenkink, E. (2002). Eccentric perceptability and contrast reduction as components of visual conspicuity. TNO Human Factors.
Bos, J. E., Colwell, J. L., & Wertheim, A. H. (2002). A focus on motion sickness regarding the 1997 NATO performance assessment questionnaire (PAQ) data. TNO Human Factors.
Wertheim, A. H., Bos, J. E., Kemper, H. C. G., & Heus, R. (2002). Maximal oxygen uptake during cycling is reduced in moving environment; consequences for motion induced fatigue. Ergonomics, 45, 186-202.
Wertheim, A. H. (2002). Visual conspicuaty of rail road signals in the London Paddington area. TNO Human Factors.
Wertheim, A. H., & Elsinga, A. (2002). Productsatisfactie als functie van design en functionaliteit. TNO Human Factors.

Other output

Vente, P. E., Bos, J. E., Wertheim, A. H., & de Wit, G. (2002). Prism spectacles as a brace for vestibular asymmetry (Study of the effect of weak prismatic spectacles on unilateral Meniere's disease patients.. 3-5. Abstract from Unknown event, Asilomar, USA.

2001

Scholarly publications

Bles, W., & Wertheim, A. H. (2001). Appropriate use of virtual environments to minimise motion sickness. In NATO RTO meeting proceedings 58: What is essential for virtual reality systems to meet military human performance goals?
Wertheim, A. H., Mesland, B. S., & Bles, W. (2001). Cognitive suppression of tilt sensations during linear horizontal egomotion in the dark. Perception, 30, 733-741.
Wertheim, A. H. (2001). Motion, frame of reference, dead horses and metaphysics. Behavioral and Brain Sciences, 24, 245-246.
Wertheim, A. H., Bos, J. E., & Krul, A. J. (2001). Predicting motion induced vomitting from subjective misery (MISC) rating obtained in 12 experimental studies. TNO Human Factors.
Boer, L. C., Kok, H. J., & Wertheim, A. H. (2001). Verkenningsmissie Fennek en selectieeisen bemanning: Tussenrapport (Reconnaissance mission Fennek and criteria for crew selection: Interim rapport). TNO Human Factors.
Wertheim, A. H., Groen, E. L., & Bos, J. E. (2001). Vibration comfort on the Millennium: empirical and theoretical considerations. TNO Human Factors.

2000

Scholarly publications

Mergner, T., Wertheim, A. H., & Rumberger, A. (2000). Which retinal and extraretinal information is crucial for vection? Archives Italiennes de Biologie, 138, 123-131.

Other output

Krikke, K., Wertheim, A. H., & Johnson, A. (2000). The role of Lateral Masking in Visual Search. Perception, 29, 102.
Krikke, K., Wertheim, A. H., & Johnson, A. (2000). The role of lateral masking in visual search. Paper presented at European Conference on Visual Perception, UK.

1999

Scholarly publications

Wertheim, A. H. (1999). Motion percepts: "Sense specific", "Kinematic", or....? Behavioral and Brain Sciences, 22(2), 338-340.
Wertheim, A. H. (1999). The assessment of aftereffects of real and simulated self motion: motion sickness and other symptoms. (TNO-TM 1999 ed.) TNO Human Factors.
Wertheim, A. H., Heus, R., & den Hartog, E. A. (1999). Maximum oxygen uptake during a graded excercise test at sea and ashore. (TNO-TM 1999 ed.) TNO Human Factors.
Wientjes, C. J. E., Wertheim, A. H., Langefeld, J. J., & Vunderink, R. A. F. (1999). Toepassing van psychofysiologische metingen bij de selectie van candidaten voor de KMAR-BSB: een verkenning (Application of psychophysiological measurements in the selection of KMAR-BSB candidates). TNO Human Factors.

Professional publications

Wertheim, A. H. (1999). Visuele illusies: Je weet niet wat je ziet. Psychologie, November, 44-49.

Other output

Wertheim, A. H., Mergner, T., & Rumberger, A. (1999). Vection depends on an interaction between retinal and extra-retinal factors. Perception, Supplement, 15.

1998

Scholarly publications

Wertheim, A. H. (1998). Working in a moving environment. Ergonomics, 41(12), 1845-1858.
Wertheim, A. H. (1998). De psycholoog als ergonoom: klusjesman of wetenschapper? (The human factor psychologist: odd-job man or scientist?). Nederlands Tijdschrift voor de Psychologie en haar Grensgebieden, 53, 151-158.
Bles, W., Bos, J. E., de Graaf, B., Groen, E., & Wertheim, A. H. (1998). Motion sickness: Only one provocative conflict? Brain Research Bulletin, 47(5), 481-488.
Wertheim, A. H., Bos, J. E., & Bles, W. (1998). Contributions of roll and pitch to sea sickness. Brain Research Bulletin, 47(5), 517-524.
Wertheim, A. H. (1998). De psycholoog als ergonoom: klusjesman of wetenschapper? (The human factor psychologist: odd-job man or scientist?). Tijdschrift voor ergonomie, 23(5), 138-146.
Heus, R., Wertheim, A. H., & Havenith, G. (1998). Human energy expenditure when walking on a moving platform. Journal of Applied Physiology, 77, 388-394.
Wertheim, A. H. (1998). De psycholoog als ergonoom; klusjesman of wetenschapper? (The human factor psychologist; odd-job man or scientist?). Faculteit Sociale Wetenschappen, Universiteit Utrecht.

1997

Scholarly publications

Wertheim, A. H., & Kistemaker, J. A. (1997). Task performance during simulated ship movements. (TNO-TM-97-A-014 ed.) TNO Human Factors.
Walraven, J., & Wertheim, A. H. (1997). Human factors evaluation of the color design of a new series of NIS-banknotes. (TNO-HRFI 1997-M30 ed.) TNO Human Factors.
Wertheim, A. H., & Hogema, J. H. (1997). Thresholds, comfort and maximum acceptability of horizontal accelerations associated with car driving. (TNO-TM-97-C-003 ed.) TNO Human Factors.
Werkhoven, P. J., Punte, P. A. J., Wertheim, A. H., Spoelma, E. R., & van Orden, C. Y. D. (1997). Verkenning telewerken te velde. (TNO-TM 1997-A025 ed.) TNO Human Factors.
Wertheim, A. H., Heus, R., Kistemaker, J. A., & Havenith, G. (1997). Human energy expenditure in a moving environment during graded excercise tests; a replication study. (TNO-TM-97-C-054 ed.) TNO Human Factors.
Wertheim, A. H. (1997). Visuele zinsbegoocheling: een aantal voorbeelden. (TNO-TM 1997-A029 ed.) TNO Human Factors.
Wertheim, A. H. (1997). Human factors in a moving environment. In K. A. Brookhuis, D. de Waard, & C. M. Weikert (Eds.), Simulators and Traffic Psychology (pp. 7-24). Center for Environmental and Traffic Psychology, R.U.G..

Other output

Wertheim, A. H., & Mesland, B. S. (1997). Een wonderlijke illusie van stilstaande beweging. Nieuwsbrief Nederlandse Vereniging voor Psychonomie, 12(3), 18-18.