Schizophrenia Research

  1. Ales, F., Giromini, L., Warmelink, L., Polden, M., Wilcockson, T., Kelly, C., Winters, C., Zennaro, A., & Crawford, T. (2023). On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia. Psychological Injury and Law, 16(1), 83-97. https://doi.org/10.1007/s12207-022-09462-0

  2. Smith, E., & Crawford, T. (2022). Positive and Negative Symptoms Are Associated with Distinct Effects on Predictive Saccades. Brain Sciences, 12(4), [e418]. https://doi.org/10.3390/brainsci12040418

  3. Ales, F., Giromini, L., Warmelink, L., Polden, M., Wilcockson, T., Kelly, C., Winters, C., Zennaro, A., & Crawford, T. (2021). An Eye Tracking Study on Feigned Schizophrenia. Psychological Injury and Law, 14(3), 213-226. https://doi.org/10.1007/s12207-021-09421-1

  4. Smith, E & Crawford, T 2021, ‘Memory-guided saccades in Psychosis: Effects of Medication and Stimulus location’, Brain Sciences.

  5. Winters, C., Giromini, L., Crawford, T., Ales, F., Viglione, D., & Warmelink, L. (2021). An Inventory of Problems–29 (IOP–29) study investigating feigned schizophrenia and random responding in a British community sample. Psychiatry, Psychology and Law, 28(2), 235-254. https://doi.org/10.1080/13218719.2020.1767720

  6. Smith, E., Crawford, T., & Reid, V. (Accepted/In press). The influence of Schizotypy on Event Related Oscillations in Sensory Gating during early Infant Development. Frontiers in Psychiatry – Child and Adolescent Psychiatry, 1-45. https://www.biorxiv.org/content/10.1101/2020.06.10.144014v1

  7. Smith, E., Crawford, T., Thomas, M., & Reid, V. (2020). The Influence of Maternal Schizotypy on the perception of Facial Emotional Expressions during Infancy: an Event-Related Potential Study. Infant Behavior and Development, 58, [101390]. https://doi.org/10.1016/j.infbeh.2019.101390

  8. Smith, E., Crawford, T., Thomas, M., & Reid, V. (2019). Is schizotypic maternal personality linked to sensory gating abilities during infancy? Experimental Brain Research, 237(7), 1869–1879. https://doi.org/10.1007/s00221-019-05554-7

  9. Crawford, T. J., Hamm, J. P., Kean, M., Schmechtig, A., Kumari, V., Anilkumar, A. P., & Ettinger, U. (2010). The perception of real and illusory motion in schizophrenia. Neuropsychologia, 48(10), 3121-3127. https://doi.org/10.1016/j.neuropsychologia.2010.06.027

  10. Schulze, K., MacCabe, J. H., Rabe-Hesketh, S., Crawford, T., Marshall, N., Zanelli, J., Walshe, M., Bramon, E., Murray, R. M., & McDonald, C. (2006). The relationship between eye movement and brain structural abnormalities in patients with schizophrenia and their unaffected relatives. Journal of Psychiatric Research, 40(7), 589-598. https://doi.org/10.1016/j.jpsychires.2005.05.003

  11. Ettinger, U., Picchioni, M., Hall, M-H., Schulze, K., Toulopoulou, T., Landau, S., Crawford, T. J., & Murray, R. M. (2006). Antisaccade Performance in Monozygotic Twins Discordant for Schizophrenia: The Maudsley Twin Study. American Journal of Psychiatry, 163(3), 543-545. https://doi.org/10.1176/appi.ajp.163.3.543

  12. Kumari, V., Ettinger, U., Crawford, T. J., Zachariah, E., & Sharma, T. (2005). Lack of association between prepulse inhibition and antisaccadic deficits in chronic schizophrenia: implications for identification of schizophrenia endophenotypes. Journal of Psychiatric Research, 39(3), 227-240. https://doi.org/10.1016/j.jpsychires.2004.08.007

  13. Ettinger, U., Antonova, E., Crawford, T. J., Mitterschiffthaler, M. T., Goswani, S., Sharma, T., & Kumari, V. (2005). Structural neural correlates of prosaccade and antisaccade eye movements in healthy humans. NeuroImage, 24(2), 487-494. https://doi.org/10.1016/j.neuroimage.2004.08.019

  14. Ettinger, U., Kumari, V., Crawford, T. J., Flak, V., Sharma, T., Davis, R. E., & Corr, P. J. (2005). Saccadic eye movements, schizotypy, and the role of neuroticism. Biological Psychology, 68(1), 61-78. https://doi.org/10.1016/j.biopsycho.2004.03.014

  15. Hughes, C., Kumari, V., Ettinger, U., Crawford, T., Soni, W., & Sharma, T. (2005). Cognition in schizophrenia neuropsychological correlates of antisaccades and frontal functioning. Schizophrenia Bulletin, 31(2), 360.

  16. Hutton, S. B., Huddy, V., Barnes, T. R. E., Robbins, T. W., Crawford, T. J., Kennard, C., & Joyce, E. M. (2004). The relationship between antisaccades, smooth pursuit, and executive dysfunction in first-episode schizophrenia. Biological Psychiatry, 56(8), 553-559. https://doi.org/10.1016/j.biopsych.2004.07.002

  17. Ettinger, U., Kumari, V., Chitnis, X. A., Corr, P. J., Crawford, T. J., Fannon, D. G., O’Ceallaigh, S., Sumich, A. L., Doku, V. C., & Sharma, T. (2004). Volumetric neural correlates of antisaccade eye movements in first-episode psychosis. American Journal of Psychiatry, 161(10), 1918-1921. http://ajp.psychiatryonline.org/cgi/content/abstract/161/10/1918

  18. Ettinger, U., Kumari, V., Crawford, T. J., Corr, P. J., Das, M., Zachariah, E., Hughes, C., Sumich, A. L., Rabe-Hesketh, S., & Sharma, T. (2004). Smooth pursuit and antisaccade eye movements in siblings discordant for schizophrenia. Journal of Psychiatric Research, 38(2), 177-184. https://doi.org/10.1016/S0022-3956(03)00105-5

  19. Ettinger, U., Picchioni, M., Hall, M. H., Schulze, K., Toulopoulou, T., Crawford, T. J., & Murray, R. M. (2004). Smooth pursuit and antisaccade eye movements in monozygotic twins discordant for schizophrenia. Schizophrenia Research, 67(1 Suppl), 134-135.

  20. Ettinger, U., Antonova, E., Sharma, S., Crawford, T. J., Mitterschiffthaler, M. T., Sharma, T., & Kumari, V. (2004). Structural neural correlates of antisaccade and prosaccade eye movements. Schizophrenia Research, 67(1 Suppl), 135.

  21. Ettinger, U., Kumari, V., Zachariah, E., Galeas, A., Crawford, T. J., Corr, P. J., Taylor, D., Das, M., & Sharma, T. (2003). Effects of Procyclidine on Eye Movements in Schizophrenia. European Journal of Pharmacology, 28(12), 2199-2208. https://doi.org/10.1038/sj.npp.1300286

  22. Ettinger, U., Kumari, V., Crawford, T. J., Davis, R. E., Sharma, T., & Corr, P. J. (2003). Reliability of smooth pursuit, fixation, and saccadic eye movements. Psychophysiology, 40(4), 620-628. https://doi.org/10.1111/1469-8986.00063

  23. Broerse, A., Crawford, T. J., & Boer, J. A. (2002). Differential effects of olanzapine and risperidone on cognition in schizophrenia? A saccadic eye movement study. Journal of Neuropsychiatry and Clinical Neurosciences, 14(4), 454-460. http://neuro.psychiatryonline.org/cgi/content/abstract/14/4/454

  24. Ettinger, U., Kumari, V., Chitnis, X. A., Corr, P. J., Sumich, A. L., Rabe-Hesketh, S., Crawford, T. J., & Sharma, T. (2002). Relationship between brain structure and saccadic eye movements in healthy humans. Neuroscience Letters, 328(3), 225-228. https://doi.org/10.1016/S0304-3940(02)00517-7

  25. Ettinger, U., Kumari, V., Corr, P. J., Chitnis, X. A., Sumich, A. L., Fannon, D. G., O’Ceallaigh, S., Lowe, J., Rabe-Hesketh, S., Zachariah, E., Crawford, T. J., & Sharma, T. (2002). Neural correlates of saccadic eye movements in first-episode psychosis. Schizophrenia Research, 53(3 Suppl. 1), 217-218. https://doi.org/10.1016/S0920-9964(01)00381-4

  26. Hutton, S. B., Crawford, T. J., Gibbins, H., Cuthbert, I., Barnes, T., Kennard, C., & Joyce, E. (2001). Short and long term effects of antipsychotic medication on smooth pursuit eye tracking in schizophrenia. Advances in Biochemical Psychopharmacology, 157(3), 284-291. https://doi.org/10.1007/s002130100803

  27. Crawford, T. J., Broerse, A., & den Boer, J. A. (2001). Parsing Cognition in Schizophrenia Using Saccadic Eye Movements. Neuropsychologia, 39, 742-756. https://doi.org/10.1016/S0028-3932(00)00155-X

  28. Hutton, S. B., Cuthbert, I., Crawford, T. J., Kennard, C., Barnes, T. R. E., & Joyce, E. M. (2001). Saccadic hypometria in drug-naive and drug-treated schizophrenic patients: A working memory deficit? Psychophysiology, 38(1), 125-132. https://doi.org/10.1017/S0048577201992169

  29. Hutton, S. B., Crawford, T. J., Kennard, C., Barnes, T. R. E., & Joyce, E. M. (2000). Smooth pursuit eye tracking over a structured background in first-episode schizophrenic patients. European Archives of Psychiatry and Clinial Neuroscience, 250(5), 221-225. https://doi.org/10.1007/s004060070011

  30. Kumari, V., Crawford, T., Soni, W., Chitnis, X., Piper, K., & Sharma, T. (2000). Prepulse inhibition effects do not correlate with anti-saccadic abnormalities in schizophrenia. Schizophrenia Research, 41(1), 146-147. https://doi.org/10.1016/S0920-9964(00)90655-8

  31. Hutton, S., Crawford, T. J., Puri, B. K., Duncan, L-J., Kennard, C., Barnes, T. R. E., & Joyce, E. M. (1998). Smooth pursuit and saccadic abnormalities in first-episode schizophrenia. Psychological Medicine, 28(3), 685-692. https://doi.org/10.1017/S0033291798006722

  32. Crawford, T. J., Sharma, T., Puri, B. K., Murray, R. M., Berridge, D. M., & Lewis, S. W. (1998). Saccadic Eye Movements in Families Multiply Affected With Schizophrenia: The Maudsley Family Study. American Journal of Psychiatry, 155(12), 1703-1710.

  33. Crawford, T. J., Puri, B. K., Nijran, K. S., Jones, B., Kennard, C., & Lewis, S. W. (1996). Abnormal saccadic distractibility in patients with schizophrenia: A 99mTc-HMPAO SPET study. Psychological Medicine, 26, 265-277.

  34. Crawford, T. J., Haeger, B., Kennard, C., Reveley, M. A., & Henderson, L. (1995). Saccadic Abnormalities in Psychotic-Patients .1. Neuroleptic-Free Psychotic-Patients. Psychological Medicine, 25(3), 461-471. https://doi.org/10.1017/S0033291700033389

  35. Crawford, T., Haeger, B., Kennard, C., Reveley, M. A., & Henderson, L. (1995). Saccadic abnormalities in psychotic patients II: the role of neuroleptic treatment. Psychological Medicine, 25(3), 473-483. https://doi.org/10.1017/S0033291700033390