Parnaudeau, S., Taylor, K., Bolkan, S. S., Ward, R. D., Balsam, P. D., & Kellendonk, C. (2015). Mediodorsal thalamus hypofunction impairs flexible goal-directed behavior. Biological Psychiatry, 77(5), 445-453. doi: 10.1016/j.biopsych.2014.03.020
Journal - Research Article
Trifilieff, P., Feng, B., Urizar, E., Winiger, V., Ward, R. D., Taylor, K. M., … Javitch, J. A. (2013). Increasing dopamine D2 receptor expression in the adult nucleus accumbens enhances motivation. Molecular Psychiatry, 18(9), 1025-1033. doi: 10.1038/mp.2013.57
Journal - Research Article
Jensen, G., Ward, R. D., & Balsam, P. D. (2013). Information: Theory, brain, and behavior. Journal of the Experimental Analysis of Behavior, 100(3), 408-431. doi: 10.1002/jeab.49
Journal - Research Article
Parnaudeau, S., O'Neill, P.-K., Bolkan, S. S., Ward, R. D., Abbas, A. I., Roth, B. L., … Kellendonk, C. (2013). Inhibition of mediodorsal thalamus disrupts thalamofrontal connectivity and cognition. Neuron, 77(6), 1151-1162. doi: 10.1016/j.neuron.2013.01.038
Journal - Research Article
Ward, R., Gallistel, C. R., & Balsam, P. D. (2013). It's the information! Behavioural Processes, 95, (pp. 3-7). doi: 10.1016/j.beproc.2013.01.005
Conference Contribution - Published proceedings: Full paper
Ward, R. D., Gallistel, C. R., Jensen, G., Richards, V. L., Fairhurst, S., & Balsam, P. D. (2012). Conditioned stimulus informativeness governs conditioned stimulus-unconditioned stimulus associability. Journal of Experimental Psychology: Animal Behavior Processes, 38(3), 217-232. doi: 10.1037/a0027621
Journal - Research Article
Nevin, J. A., Shahan, T. A., Odum, A. L., & Ward, R. (2012). Delayed matching to sample: Reinforcement has opposite effects on resistance to change in two related procedures. Learning & Behavior, 40(4), 380-392. doi: 10.3758/s13420-011-0059-x
Journal - Research Article
Ward, R. D., Simpson, E. H., Richards, V. L., Deo, G., Taylor, K., Glendinning, J. I., … Balsam, P. D. (2012). Dissociation of hedonic reaction to reward and incentive motivation in an animal model of the negative symptoms of schizophrenia. Neuropsychopharmacology, 37(7), 1699-1707. doi: 10.1038/npp.2012.15
Journal - Research Article
Kahn, J. B., Ward, R. D., Kahn, L. W., Rudy, N. M., Kandel, E. R., Balsam, P. D., & Simpson, E. H. (2012). Medial prefrontal lesions in mice impair sustained attention but spare maintenance of information in working memory. Learning & Memory, 19(11), 513-517. doi: 10.1101/lm.026302.112
Journal - Research Article
Ward, R. D., Kellendonk, C., Kandel, E. R., & Balsam, P. D. (2012). Timing as a window on cognition in schizophrenia. Neuropharmacology, 62(3), 1175-1181. doi: 10.1016/j.neuropharm.2011.04.014
Journal - Research Article
Ward, R. D., Simpson, E. H., Kandel, E. R., & Balsam, P. D. (2011). Modeling motivational deficits in mouse models of schizophrenia: Behavior analysis as a guide for neuroscience. Behavioural Processes, 87(1), (pp. 149-156). doi: 10.1016/j.beproc.2011.02.004
Conference Contribution - Published proceedings: Full paper
Simpson, E. H., Kellendonk, C., Ward, R. D., Richards, V., Lipatova, O., Fairhurst, S., … Balsam, P. D. (2011). Pharmacologic rescue of motivational deficit in an animal model of the negative symptoms of schizophrenia. Biological Psychiatry, 69(10), 928-935. doi: 10.1016/j.biopsych.2011.01.012
Journal - Research Article
Nevin, J. A., Ward, R. D., Jimenez-Gomez, C., Odum, A. L., & Shahan, T. A. (2009). Differential outcomes enhance accuracy of delayed matching to sample but not resistance to change. Journal of Experimental Psychology: Animal Behavior Processes, 35(1), 74-91. doi: 10.1037/a0012926
Journal - Research Article
Ward, R. D., Johnson, R. N., & Odum, A. L. (2009). Effects of prefeeding, extinction, and distraction during sample and comparison presentation on sensitivity to reinforcer frequency in matching to sample. Behavioural Processes, 81(1), 65-73. doi: 10.1016/j.beproc.2009.02.003
Journal - Research Article
Ward, R. D., Simpson, E. H., Drew, M. R., Kandel, E. R., Kellendonk, C., Lipatova, O., … Balsam, P. D. (2009). Impaired timing precision produced by striatal D2 receptor overexpression is mediated by cognitive and motivational deficits. Behavioral Neuroscience, 123(4), 720-730. doi: 10.1037/a0016503
Journal - Research Article
Ward, R. D., Barrett, S. T., Johnson, R. N., & Odum, A. L. (2009). Nicotine does not enhance discrimination performance in a temporal bisection procedure. Behavioural Pharmacology, 20(1), 99-108. doi: 10.1097/FBP.0b013e3283242fc2
Journal - Research Article
Balsam, P., Sanchez-Castillo, H., Taylor, K., Van Volkinburg, H., & Ward, R. D. (2009). Timing and anticipation: Conceptual and methodological approaches. European Journal of Neuroscience, 30(9), 1749-1755. doi: 10.1111/j.1460-9568.2009.06967.x
Journal - Research Article
Ward, R. D., & Odum, A. L. (2008). Sensitivity of conditional-discrimination performance to within-session variation of reinforcer frequency. Journal of the Experimental Analysis of Behavior, 90(3), 301-311.
Journal - Research Article
Ward, R. D., & Odum, A. L. (2007). Disruption of temporal discrimination and the choose-short effect. Learning & Behavior, 35(1), 60-70.
Journal - Research Article
Ward, R. D., Bailey, E. M., & Odum, A. L. (2006). Effects of D-amphetamine and ethanol on variable and repetitive key-peck sequences in pigeons. Journal of the Experimental Analysis of Behavior, 86(3), 285-305. doi: 10.1901/jeab.2006.17-06
Journal - Research Article
Ward, R. D., & Odum, A. L. (2006). Effects of prefeeding, intercomponent-interval food, and extinction on temporal discrimination and pacemaker rate. Behavioural Processes, 71(2-3), 297-306. doi: 10.1016/j.beproc.2005.11.016
Journal - Research Article
Podlesnik, C. A., Jimenez-Gomez, C., Ward, R. D., & Shahan, T. A. (2006). Resistance to change of responding maintained by unsignaled delays to reinforcement: A response-bout analysis. Journal of the Experimental Analysis of Behavior, 85(3), 329-347. doi: 10.1901/jeab.2006.47-05
Journal - Research Article
Odum, A. L., Ward, R. D., Barnes, C. A., & Burke, K. A. (2006). The effects of delayed reinforcement on variability and repetition of response sequences. Journal of the Experimental Analysis of Behavior, 86(2), 159-179. doi: 10.1901/jeab.2006.58-05
Journal - Research Article
Ward, R. D., & Odum, A. L. (2005). Effects of morphine on temporal discrimination and color matching: General disruption of stimulus control or selective effects on timing? Journal of the Experimental Analysis of Behavior, 84(3), 401-415. doi: 10.1901/jeab.2005.94-04
Journal - Research Article
Odum, A. L., & Ward, R. D. (2004). The effects of morphine on the production and discrimination of interresponse times. Journal of the Experimental Analysis of Behavior, 82(2), 197-212.
Journal - Research Article