Gérin-Lajoie, M., Ciombor, D.M., Warren, W.H., & Aaron, R.K. (in press) Using ambulatory virtual environments for the assessment of functional gait impairment: A proof-of-concept study.Gait and Posture.

Bruggeman, H. & Warren, W.H. (in press) The direction of walking -- but not throwing or kicking – is adapted by optic flow. Psychological Science

Siegle, J.H. & Warren, W.H. (in press) Distal attribution and distance perception in sensory substitution.  Perception.

Siegler, I., Bardy, B., & Warren, W.H.  (in press) Passive vs. active control of rhythmic ball bouncing: The role of visual information.  Journal of Experimental Psychology: Human Perception and Performance. 

Fink, P.W., Foo, P.S., & Warren, W.H. (2009) Catching fly balls in virtual reality:  A critical test of the outfielder problem.  Journal of Vision, 9(13), 14:1-8. 
Warren, W.H. (2009) Direct perception.  In B. Goldstein (Ed.), Encyclopedia of Perception, Sage.

Warren, W.H. (2009) How do animals get about by vision? Visually controlled locomotion and orientation after 50 years.  British Journal of Psychology, 100, 277-281.

Warren, W.H. & Fajen, B.R. (2008) Behavioral dynamics of visually-guided locomotion.  In A. Fuchs & V. Jirsa (Eds.), Coordination: Neural, behavioral, and social dynamics.  Heidelberg: Springer.

Warren, W. H. (2008) Optic flow. In A. I. Basbaum, A. Kaneko, G. M. Shepherd, & G. Westheimer (Eds.), The senses - a comprehensive reference: Vision II (Vol. 2, T.D. Albright & R. Masland, Eds.). Oxford, UK: Academic Press, 219-230.

Bruggeman, H., Zosh, W., & Warren, W.H. (2007) Optic flow drives human visuo-locomotor adaptation.  Current Biology, 17, 2035-2040.

Morice, A.H.P., Siegler, I.A., Bardy, B.G., & Warren, W.H. (2007) Learning new perception-action solutions in virtual ball bouncing.  Experimental Brain Research, 181, 249-265.

Mohler, B.J., Thompson, W.B., Creem-Regehr, S.H., Pick, H.L., & Warren, W.H. (2007) Visual flow influences gait transition speed and preferred walking speed.  Experimental Brain Research, 181, 221-228.

Warren, W.H. (dated 2005/published 2007) Direct perception: The view from here. Philosophical Topics, 33, 335-361. 

Foo, P., Duchon, A., Warren, W.H., & Tarr, M.J. (2007)  Humans do not switch between path knowledge and landmarks when learning a new environment. Psychological Research, 71, 240-251.

Fajen, B.R. & Warren, W.H. (2007) Behavioral dynamics of intercepting a moving target.  Experimental Brain Research, 180, 303-319.

Fink, P.W., Foo, P. & Warren, W.H. (2007) Obstacle avoidance during walking in real and virtual environments.  ACM Transactions on Applied Perception, 4, 1-18.

Warren, W.H. (2007) Action-scaled information.  In G.J. Pepping & M.L. Grealy (Eds.), Closing the gap: The scientific writings of David N. Lee.  Mahwah, NJ:  Erlbaum, 253-268.

Fernandez, L., Warren, W.H., & Bootsma, R. (2006) Kinematic adaptation to sudden changes in visual task constraints during reciprocal aiming.  Human Movement Science, 25, 695-717.

Warren, W.H. (2006) The dynamics of perception and action.  Psychological Review, 113, 358-389.

Huang, W.H., Fajen, B.R., Fink, J.R., & Warren, W.H. (2006) Visual navigation and obstacle avoidance using a steering potential function.  Robotics and Autonomous Systems, 54, 288-299.

Foo, P., Warren, W.H., Duchon, A. & Tarr, M.J. (2005) Do humans integrate routes into a cognitive map?  Map- vs. landmark-based navigation of novel shortcuts.  Journal of Experimental Psychology: Human Memory and Learning, 31, 195-215.

Israel, I. & Warren, W.H. (2005) Vestibular, proprioceptive, and visual influences on the perception of orientation and self-motion in humans.  In S.I. Wiener & J.S. Taube (Eds.) Head direction cells and the neural mechanisms of spatial orientation.  Cambridge, MA: MIT Press, 347-381.

Warren, W.H. (2005) Information, representation, and dynamics.  In J.J. Reiser, J.J. Lockman, and C.A. Nelson (Eds.) Action as an organizer of learning and development:  The Minnesota Symposium on Child Psychology, v. 33.  Mahwah, NJ: Erlbaum, 123-136

Laidlaw, D.H., Kirby, R.M., Jackson, C.D., Davidson, J.S., Miller, T.S., da Silva, M., Warren, W.H., & Tarr, M. (2005) Comparing 2D vector field visualization methods:  A user study.  IEEE Transactions on Visualization and Computer Graphics, 11, 1-12.

Warren, W.H. & Fajen, B.R. (2004) Behavioral dynamics of human locomotion.  Ecological Psychology, 16, 61-66.

Fajen, B.R. & Warren, W.H. (2004) Visual guidance of intercepting a moving target on foot. Perception, 33, 689-715.

Warren, W.H. & Fajen, B.R. (2004) From optic flow to laws of control.  In L.M. Vaina, S.A. Beardsley, and S. Rushton (Eds.), Optic Flow and Beyond.  Kluwer, 307-337.

Li, L. & Warren, W.H. (2004) Path perception during rotation:  Influence of instructions, depth range, and dot density.  Vision Research, 44, 1879-1889.

Warren, W.H. (2004) Optic flow.  In L. Chalupa & J. Werner (Eds.) The Visual Neurosciences, v. II.  Cambridge, MA:  MIT Press, 1247-1259.

Fajen, B.R., Warren, W.H., Temizer, S., & Kaelbling, L.P. (2003) A dynamical model of visually-guided steering, obstacle avoidance, and route selection.  International Journal of Computer Vision, 54, 13-34.

Fajen, B.R. & Warren, W.H. (2003) Behavioral dynamics of steering, obstacle avoidance, and route selection.  Journal of Experimental Psychology:  Human Perception and Performance, 29, 343-362.

Tarr, M.T. & Warren, W.H. (2002) Virtual reality in behavioral neuroscience and beyond.  Nature Neuroscience (Suppl.), 5, 1089-1092.

Li,L., Peli, E., & Warren, W.H. (2002) Heading perception in patients with advanced retinitis pigmentosa.  Optometry and Vision Science, 79, 581-589.

Finney, S.A. & Warren, W.H. (2002) Delayed auditory feedback and rhythmic tapping:  Evidence for a critical interval shift.  Perception & Psychophysics, 64, 896-908.

Bennett, D. & Warren, W.H. (2002)  Size scaling:  Retinal or environmental frame of reference?  Perception & Psychophysics, 64, 462-477.

Li, L. & Warren, W.H. (2002)  Retinal flow is sufficient for steering during observer rotation.  Psychological Science, 13, 485-491.

Duchon, A.P. & Warren, W.H. (2002) A visual equalization strategy for locomotor control:  Of honeybees, humans, and robots.  Psychological Science, 13, 272-278

Kearns, M., Warren, W.H, Duchon, A., & Tarr, M. (2002) Path integration from optic flow and body senses in a homing task.  Perception, 31, 349-374.

Kay, B.A. & Warren, W.H. (2001)  Coupling of posture and gait:  Mode locking and parametric excitation. Biological Cybernetics, 85, 89-106.

Warren, W.H., Kay, B.A., Duchon, A.P., Zosh, W., & Sahuc, S. (2001) Optic flow is used to control human walking.  Nature Neuroscience, 4, 213-216.  [Selected for Faculty of 1000 Biology: Neuroscience.]

Li, L. & Warren, W.H. (2000)  Perception of heading during rotation:  Sufficiency of dense motion parallax and reference objects.  Vision Research, 40, 3873-3894.

Bardy, B.G., Warren, W.H., & Kay, B.A.  (1999) The role of central and peripheral vision in postural control during walking.  Perception & Psychophysics, 61, 1356-1368.

Warren, W.H. (1998) Visually controlled locomotion:  40 years later.  Special issue of Ecological Psychology, 10, 177-219.

Warren, W.H. (Ed.) (1998) Visually controlled locomotion and orientation.  Guest Editor, special issue of Ecological Psychology, 10, 157-346.

Duchon, A., Warren, W.H., & Kaelbling, L.P. (1998) Ecological robotics.  Special issue of Adaptive Behavior, 6, 473-507.

Warren, W.H. (1998)  The state of flow.  In T. Wanatabe (Ed.), High-level motion processing.  Cambridge, MA:  MIT Press, p. 315-358.

Diedrich, F.J. & Warren, W.H.  (1998)  Dynamics of human gait transitions.  In D.A. Rosenbaum & C. Collyer (Ed.), Timing of behavior:  Neural, computational, and psychological perspectives.  Cambridge, MA:  MIT Press, p. 323-343.

Kay, B.A. & Warren, W.H. (1998)  A dynamical model of the coupling between posture and gait.  In D.A. Rosenbaum & C. Collyer (Ed.), Timing of behavior:  Neural, computational, and psychological perspectives.  Cambridge, MA:  MIT Press, p. 293-322.

Diedrich, F.J. & Warren, W.H. (1998) The dynamics of gait transitions:  Effects of grade and load.  Journal of Motor Behavior, 30, 60-78.

Bardy, B.G. & Warren, W.H. (1997)  Visual control of braking in goal-directed action and sport.  Special issue ofJournal of Sport Sciences, 15, 607-620.

Bardy, B.G., Warren, W.H., & Kay, B.A. (1996)  Motion parallax is used to control postural sway during walking.  Experimental Brain Research, 11, 271-282.

Warren, W.H., Kay, B.A., & Yilmaz, E. (1996)  Visual control of posture during walking:  Functional specificity.  Journal of Experimental Psychology:  Human Perception and Performance, 22, 818-838.

Hatsopoulos, N.G. & Warren, W.H. (1996)  Resonance tuning in rhythmic arm movements.  Journal of Motor Behavior, 28, 3-14.

Yilmaz, E. & Warren, W.H. (1995)  Visual control of braking:  A test of the tau-dot hypothesis.   Journal of Experimental Psychology:  Human Perception and Performance, 21, 996-1014.

Warren, W.H. (1995) Constructing an econiche.  In J. Flach, P. Hancock, J. Caird, & K. Vicente (Eds.), The ecology of human-machine systems.  Hilldsale, NJ:  Erlbaum, p. 210-237.

Warren, W.H. (1995)  Self-motion:  Visual perception and visual control.  In W. Epstein & S. Rogers (Eds.), Handbook of perception and cognition:  Perception of space and motion.  Academic Press, p. 263-325.

Warren, W.H. & Saunders, J.A. (1995)  Perceiving heading in the presence of moving objects.  Perception, 24, 315-331.

Diedrich, F., & Warren, W.H. (1995) Why change gaits?  Dynamics of the walk-run transition.  Journal of Experimental Psychology:  Human Perception and Performance, 21, 183-202.

Goldfield, G., Kay, B., & Warren, W.H. (1993)  Infant bouncing:  The assembly and tuning of action systems.  Child Development, 64, 1128-1142.

Warren, W.H. & Kurtz, K.J.  (1992) The role of central and peripheral vision in perceiving the direction of self-motion.  Perception & Psychophysics, 51, 443-454.

     

Presentations of Navigation Work (More recent navigation and locomotion presentations coming soon!)

2004

bullet.jpg   Humans Follow Landmarks Over Path Integration (abstract)

Patrick S. Foo, Marianne Harrison, Andrew Duchon, William H. Warren & Michael J. Tarr
Presented at the 4th Annual Meeting of the Vision Sciences Society, May 2004

2003

bullet.jpg   Human Shortcut Performance in a Structured Maze Environment (pdf of presentation)

Patrick Foo, William H. Warren, Jr. & Michael Tarr
Poster Presented at the 3rd Annual Meeting of the Vision Sciences Society, May 2003

2002

bullet.jpg   Preference of Landmarks Over Path Integration when Learning a New Environment (pdf of presentation)

Patrick Foo, William H. Warren, Jr. & Michael Tarr
Poster presented at the 43rd Annual Meeting of the Psychonomic Society, November 2002

bullet.jpg   Dependence on Path Integration and Landmarks when Learning a New Environment (pdf of presentation)

Patrick Foo, William H. Warren, & Michael J. Tarr
Presented at the 2nd Annual Meeting of the Vision Sciences Society, May 2002

bullet.jpg   Ordinal Structure in Route Navigation (pdf of presentation)

 

Marianne C. Harrison, William H. Warren, Jr. & Michael J. Tarr
Poster presented at the 2nd Annual Meeting of the Vision Sciences Society, May 2002

bullet.jpg   Sensitivity to the Gain of Optic Flow During Walking (pdf of presentation)

 

Melissa J. Kearns, Frank H. Durgin, & William H. Warren, Jr.
Presented at the 2nd Annual Meeting of the Vision Sciences Society, May 2002

2001

bullet.jpg   Landmarks are Used to Perform Shortcuts During Navigation (pdf of presentation)

Patrick Foo, William H. Warren, & Michael J. Tarr
Poster presented at the 42nd Annual Meeting of the Psychonomic Society, November 2001

bullet.jpg   The Role of Visual Landmarks during Homing (pdf of presentation)

Melissa Bud Kearns & William H. Warren
Poster presented at the 42nd Annual Meeting of the Psychonomic Society, November 2001
bullet.jpg   The Geometry of "Cognitive Maps":  Metric vs. Ordinal Structure (pdf of presentation
Marianne Harrison, William H. Warren, & Michael J. Tarr
Poster presented at the 1st Annual Meeting of the Vision Sciences Society, May 2001
bullet.jpg   Is There a Role of Optic Flow in Human Path Integration? (pdf of presentation
Melissa J. Kearns, William H. Warren, Michael J. Tarr, & Andrew P. Duchon
Poster presented at the 1st Annual Meeting of the Vision Sciences Society, May 2001
bullet.jpg   Do Humans Integrate Routes Into A "Cognitive Map"? (abstract)
Patrick Foo, Andrew Duchon, William Warren & Michael Tarr 
Presented at the 1st Annual Meeting of the Vision Sciences Society, May 2001
bullet.jpg   How Visual Landmarks are Selected During Small-Scale Navigation (pdf of presentation
Vlada Aginsky
Ph.D. Dissertation Defense, Department of Cognitive & Linguistic Sciences, April 24, 2001

2000

bullet.jpg   The Roles of Optic Flow and Body Senses in Human Path Integration (pdf of presentation)

Melissa J. Bud, William H. Warren, Andrew P. Duchon, & Michael J. Tarr
Paper presented at the 8th Annual Workshop on Object Perception and Memory (OPAM), November 2000
bullet.jpg   Behavioral Dynamics of Steering and Obstacle Avoidance (pdf of presentation
William H. Warren & Brett R. Fajen
Paper presented at the 41st Annual Meeting of the Psychonomic Society, November 2000
bullet.jpg   The Role of Optic Flow in Adaptation to Visual Displacements during Walking (pdf of presentation
 

Wendy D. Zosh, Andrew P. Duchon, & William H. Warren
Poster presented at the 41st Annual Meeting of the Psychonomic Society, November 2000

bullet.jpg   Optic Flow vs. Egocentric Direction in the Visual Control of Walking (pdf of presentation
William H. Warren, Wendy D. Zosh, Stephanie Sahuc, Andrew P. Duchon, & Bruce A. Kay
Poster presented at the Annual Meeting of the Association for Research in Vision and Ophthalmology  (ARVO), May 2000

1999

bullet.jpg   Landmarks vs. Path Integration in Virtual Reality (pdf of presentation)

Vlada Aginsky, Andrew P. Duchon, William H. Warren, & Michael J. Tarr
Paper presented at the 7th Annual Workshop on Object Perception and Memory (OPAM), November 1999
Movies of stimuli:  Local only (14Mb) , Local and Global (21Mb)