Marc Wittmann

Summary

Affiliation: Institute for Frontier Areas of Psychology
Country: Germany

Publications

  1. pmc The neural substrates of subjective time dilation
    Marc Wittmann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas in Psychology and Mental Health Freiburg, Germany
    Front Hum Neurosci 4:2. 2010
  2. pmc Moments in time
    Marc Wittmann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas in Psychology and Mental Health Freiburg, Germany
    Front Integr Neurosci 5:66. 2011
  3. ncbi The inner sense of time: how the brain creates a representation of duration
    Marc Wittmann
    Institute for Frontier Areas of Psychology and Mental Health, Department of Empirical and Analytical Psychophysics, Wilhelmstr 3a, 79098 Freiburg, Germany
    Nat Rev Neurosci 14:217-23. 2013
  4. pmc Neural substrates of time perception and impulsivity
    Marc Wittmann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas of Psychology and Mental Health, Freiburg, Germany
    Brain Res 1406:43-58. 2011
  5. pmc Accumulation of neural activity in the posterior insula encodes the passage of time
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 8939 Villa La Jolla Dr, Suite 200, La Jolla, CA 92037 0985, USA
    Neuropsychologia 48:3110-20. 2010
  6. ncbi Reduced behavioral and neural activation in stimulant users to different error rates during decision making
    Martin P Paulus
    Laboratory of Biological Dynamics and Theoretical Medicine, Department of Psychiatry, University of California, San Diego, California, USA
    Biol Psychiatry 63:1054-60. 2008
  7. pmc Cocaine dependent individuals with attenuated striatal activation during reinforcement learning are more susceptible to relapse
    Jennifer L Stewart
    Laboratory of Biological Dynamics and Theoretical Medicine, Department of Psychiatry, University of California San Diego, 8939 Villa La Jolla Drive, Suite 200, La Jolla, CA 92037 0855, USA Electronic address
    Psychiatry Res 223:129-39. 2014
  8. ncbi Decision making, impulsivity and time perception
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, La Jolla, CA 92093, USA
    Trends Cogn Sci 12:7-12. 2008
  9. pmc Impaired time perception and motor timing in stimulant-dependent subjects
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, La Jolla, CA 92093 9116A, USA
    Drug Alcohol Depend 90:183-92. 2007
  10. ncbi First-person approaches in neuroscience of consciousness: brain dynamics correlate with the intention to act
    Han Gue Jo
    Department of Psychosomatic Medicine, University Medical Center Freiburg, Freiburg, Germany Institute for Transcultural Health Studies, European University Viadrina, Frankfurt Oder, Germany
    Conscious Cogn 26:105-16. 2014

Collaborators

Detail Information

Publications21

  1. pmc The neural substrates of subjective time dilation
    Marc Wittmann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas in Psychology and Mental Health Freiburg, Germany
    Front Hum Neurosci 4:2. 2010
    ..The involvement of midline structures in the temporal dilation illusion is interpreted as evidence that time perception is related to self-referential processing...
  2. pmc Moments in time
    Marc Wittmann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas in Psychology and Mental Health Freiburg, Germany
    Front Integr Neurosci 5:66. 2011
    ....
  3. ncbi The inner sense of time: how the brain creates a representation of duration
    Marc Wittmann
    Institute for Frontier Areas of Psychology and Mental Health, Department of Empirical and Analytical Psychophysics, Wilhelmstr 3a, 79098 Freiburg, Germany
    Nat Rev Neurosci 14:217-23. 2013
    ....
  4. pmc Neural substrates of time perception and impulsivity
    Marc Wittmann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas of Psychology and Mental Health, Freiburg, Germany
    Brain Res 1406:43-58. 2011
    ..Activation in the core control network, thus, may form a biological marker for cognitive time management and for impulsiveness...
  5. pmc Accumulation of neural activity in the posterior insula encodes the passage of time
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 8939 Villa La Jolla Dr, Suite 200, La Jolla, CA 92037 0985, USA
    Neuropsychologia 48:3110-20. 2010
    ..This is the first time that an accumulation function in the posterior insula is detected that might be correlated with the encoding of time intervals...
  6. ncbi Reduced behavioral and neural activation in stimulant users to different error rates during decision making
    Martin P Paulus
    Laboratory of Biological Dynamics and Theoretical Medicine, Department of Psychiatry, University of California, San Diego, California, USA
    Biol Psychiatry 63:1054-60. 2008
    ..Here, the hypothesis is examined that stimulant-using subjects adjust their decision making less as a function of errors as evidenced by attenuated behavioral and neural substrate activation patterns...
  7. pmc Cocaine dependent individuals with attenuated striatal activation during reinforcement learning are more susceptible to relapse
    Jennifer L Stewart
    Laboratory of Biological Dynamics and Theoretical Medicine, Department of Psychiatry, University of California San Diego, 8939 Villa La Jolla Drive, Suite 200, La Jolla, CA 92037 0855, USA Electronic address
    Psychiatry Res 223:129-39. 2014
    ....
  8. ncbi Decision making, impulsivity and time perception
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, La Jolla, CA 92093, USA
    Trends Cogn Sci 12:7-12. 2008
    ..Here, we develop the theoretical background on concepts of time perception, which could lead to an empirically based notion of the association between an altered sense of time and impulsivity...
  9. pmc Impaired time perception and motor timing in stimulant-dependent subjects
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, La Jolla, CA 92093 9116A, USA
    Drug Alcohol Depend 90:183-92. 2007
    ..Altered time processing in SDI could explain why SDI have difficulty delaying gratification...
  10. ncbi First-person approaches in neuroscience of consciousness: brain dynamics correlate with the intention to act
    Han Gue Jo
    Department of Psychosomatic Medicine, University Medical Center Freiburg, Freiburg, Germany Institute for Transcultural Health Studies, European University Viadrina, Frankfurt Oder, Germany
    Conscious Cogn 26:105-16. 2014
    ....
  11. pmc Striatum and insula dysfunction during reinforcement learning differentiates abstinent and relapsed methamphetamine-dependent individuals
    Jennifer L Stewart
    Department of Psychiatry, University of California San Diego, La Jolla, CA, USA
    Addiction 109:460-71. 2014
    ..We examined whether these characteristics also reflect relapse vulnerability within a sample of MD patients...
  12. pmc Attenuated insular processing during risk predicts relapse in early abstinent methamphetamine-dependent individuals
    Joshua L Gowin
    Psychiatry, UCSD, La Jolla, CA, USA
    Neuropsychopharmacology 39:1379-87. 2014
    ..These results suggest that failure to differentially activate the insula as a function of risk is a part of an altered risk-processing network associated with an increased susceptibility to relapse. ..
  13. ncbi Duration reproduction: lossy integration and effects of sensory modalities, cognitive functioning, age, and sex
    Peter Pütz
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas of Psychology and Mental Health, Freiburg, Germany
    Percept Mot Skills 115:370-84. 2012
    ..Cognitive functions seem to play only a minor, if any, role at the level of time representation addressed by the DKM...
  14. ncbi Time and decision making: differential contribution of the posterior insular cortex and the striatum during a delay discounting task
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, La Jolla, CA 92093 9116A, USA
    Exp Brain Res 179:643-53. 2007
    ....
  15. pmc The experience of time: neural mechanisms and the interplay of emotion, cognition and embodiment
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, La Jolla, CA 92093, USA
    Philos Trans R Soc Lond B Biol Sci 364:1809-13. 2009
    ..We hope this volume to be conducive in developing a better understanding of the sense of time as part of complex set of brain-body factors that include cognitive, emotional and body states...
  16. pmc The inner experience of time
    Marc Wittmann
    Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, La Jolla, CA 92093 9116A, USA
    Philos Trans R Soc Lond B Biol Sci 364:1955-67. 2009
    ..It will be argued that neural processes in the insular cortex that are related to body signals and feeling states might constitute such a neurophysiological mechanism for the encoding of duration...
  17. doi Effects of varied doses of psilocybin on time interval reproduction in human subjects
    Jiri Wackermann
    Department of Empirical and Analytical Psychophysics, Institute for Frontier Areas of Psychology and Mental Health, Wilhelmstrasse 3a, D 79098 Freiburg i Br, Germany
    Neurosci Lett 435:51-5. 2008
    ..These findings are tentatively linked to qualitative alterations of subjective time in altered states of consciousness...
  18. ncbi Spontaneous EEG fluctuations determine the readiness potential: is preconscious brain activation a preparation process to move?
    Han Gue Jo
    Department of Psychosomatic Medicine, University Medical Center Freiburg, Hauptstr 8, 79104, Freiburg, Germany
    Exp Brain Res 231:495-500. 2013
    ..These results suggest that ongoing negative shifts of the SCPs facilitate self-initiated movement but are not related to processes underlying preparation or decision to act. ..
  19. ncbi Perception of acoustically presented time series with varied intervals
    Jiri Wackermann
    Dept of Empirical and Analytical Psychophysics, Institute for Frontier Areas of Psychology and Mental Health, Freiburg, Germany Electronic address
    Acta Psychol (Amst) 147:105-10. 2014
    ..The opposite effect observed for short durations (Tb=1.1 or 1.5s) remains unexplained by the lossy integration model, and presents a challenge for further research. ..
  20. pmc Altered cingulate and insular cortex activation during risk-taking in methamphetamine dependence: losses lose impact
    Joshua L Gowin
    Psychiatry, UCSD, La Jolla, CA, USA
    Addiction 109:237-47. 2014
    ..To determine if methamphetamine-dependent (MD) individuals exhibit behavioral or neural processing differences in risk-taking relative to healthy comparison participants (CTL)...